List of awesome CSS frameworks, libraries and software
Tags: css, libraries, javascript, webdev
Published: 2024-05-28 11:21:56

# awesome-css

{% github https://github.com/uhub/awesome-css %}

A curated list of awesome CSS frameworks, libraries and software.

* [animate-css/animate.css](https://github.com/animate-css/animate.css) - 🍿 A cross-browser library of CSS animations. As easy to use as an easy thing.
* [necolas/normalize.css](https://github.com/necolas/normalize.css) - A modern alternative to CSS resets
* [jgthms/bulma](https://github.com/jgthms/bulma) - Modern CSS framework based on Flexbox
* [bradtraversy/50projects50days](https://github.com/bradtraversy/50projects50days) - 50+ mini web projects using HTML, CSS & JS
* [tobiasahlin/SpinKit](https://github.com/tobiasahlin/SpinKit) - A collection of loading indicators animated with CSS
* [chokcoco/iCSS](https://github.com/chokcoco/iCSS) - 不止于 CSS
* [Chalarangelo/30-seconds-of-css](https://github.com/Chalarangelo/30-seconds-of-css) - Short CSS code snippets for all your development needs
* [twbs/ratchet](https://github.com/twbs/ratchet) - Build mobile apps with simple HTML, CSS, and JavaScript components.
* [philipwalton/solved-by-flexbox](https://github.com/philipwalton/solved-by-flexbox) - A showcase of problems once hard or impossible to solve with CSS alone, now made trivially easy with Flexbox.
* [picocss/pico](https://github.com/picocss/pico) - Minimal CSS Framework for semantic HTML
* [tachyons-css/tachyons](https://github.com/tachyons-css/tachyons) - Functional css for humans
* [picturepan2/spectre](https://github.com/picturepan2/spectre) - Spectre.css - A Lightweight, Responsive and Modern CSS Framework
* [h5bp/Effeckt.css](https://github.com/h5bp/Effeckt.css) - This repo is archived. Thanks!
* [lipis/flag-icons](https://github.com/lipis/flag-icons) - :flags: A curated collection of all country flags in SVG — plus the CSS for easier integration
* [ConnorAtherton/loaders.css](https://github.com/ConnorAtherton/loaders.css) - Delightful, performance-focused pure css loading animations.
* [connors/photon](https://github.com/connors/photon) - The fastest way to build beautiful Electron apps using simple HTML and CSS
* [dunovank/jupyter-themes](https://github.com/dunovank/jupyter-themes) - Custom Jupyter Notebook Themes
* [StylishThemes/GitHub-Dark](https://github.com/StylishThemes/GitHub-Dark) - :octocat: Dark GitHub style
* [chokcoco/CSS-Inspiration](https://github.com/chokcoco/CSS-Inspiration) - CSS Inspiration，在这里找到写 CSS 的灵感！
* [jdan/98.css](https://github.com/jdan/98.css) - A design system for building faithful recreations of old UIs
* [chinchang/hint.css](https://github.com/chinchang/hint.css) - A CSS only tooltip library for your lovely websites.
* [kognise/water.css](https://github.com/kognise/water.css) - A drop-in collection of CSS styles to make simple websites just a little nicer
* [cyanharlow/purecss-francine](https://github.com/cyanharlow/purecss-francine) - HTML/CSS drawing in the style of an 18th-century oil painting. Hand-coded entirely in HTML & CSS.
* [sindresorhus/github-markdown-css](https://github.com/sindresorhus/github-markdown-css) - The minimal amount of CSS to replicate the GitHub Markdown style
* [troxler/awesome-css-frameworks](https://github.com/troxler/awesome-css-frameworks) - List of awesome CSS frameworks in 2024
* [lukehaas/css-loaders](https://github.com/lukehaas/css-loaders) - A collection of loading spinners animated with CSS
* [erikflowers/weather-icons](https://github.com/erikflowers/weather-icons) - 215 Weather Themed Icons and CSS
* [adamschwartz/magic-of-css](https://github.com/adamschwartz/magic-of-css) - A CSS course to turn you into a magician.
* [basscss/basscss](https://github.com/basscss/basscss) - Low-level CSS Toolkit – the original Functional/Utility/Atomic CSS library
* [joshuaclayton/blueprint-css](https://github.com/joshuaclayton/blueprint-css) - A CSS framework that aims to cut down on your CSS development time
* [csstools/sanitize.css](https://github.com/csstools/sanitize.css) - A best-practices CSS foundation
* [l-hammer/You-need-to-know-css](https://github.com/l-hammer/You-need-to-know-css) - 💄CSS tricks for web developers~
* [simeydotme/pokemon-cards-css](https://github.com/simeydotme/pokemon-cards-css) - A collection of advanced CSS styles to create realistic-looking effects for the faces of Pokemon cards.
* [kazzkiq/balloon.css](https://github.com/kazzkiq/balloon.css) - Simple tooltips made of pure CSS
* [cssanimation/css-animation-101](https://github.com/cssanimation/css-animation-101) - Learn how to bring animation to your web projects
* [spicetify/spicetify-themes](https://github.com/spicetify/spicetify-themes) - A community-driven collection of themes for customizing Spotify through Spicetify - https://github.com/spicetify/cli
* [cssnano/cssnano](https://github.com/cssnano/cssnano) - A modular minifier, built on top of the PostCSS ecosystem.
* [pattle/simpsons-in-css](https://github.com/pattle/simpsons-in-css) - Simpsons characters in CSS
* [jonasschmedtmann/advanced-css-course](https://github.com/jonasschmedtmann/advanced-css-course) - Starter files, final projects and FAQ for my Advanced CSS course
* [assemble/assemble](https://github.com/assemble/assemble) - Get the rocks out of your socks! Assemble makes you fast at web development! Used by thousands of projects for rapid prototyping, themes, scaffolds, boilerplates, e-books, UI components, API documentation, blogs, building websites/static site generator, an alternative to Jekyll for gh-pages and more! Gulp- and grunt-friendly.
* [picturepan2/instagram.css](https://github.com/picturepan2/instagram.css) - Instagram.css - Complete set of Instagram filters in pure CSS
* [QiShaoXuan/css_tricks](https://github.com/QiShaoXuan/css_tricks) - Some CSS tricks - 一些 CSS 常用样式
* [marvelapp/devices.css](https://github.com/marvelapp/devices.css) - Pure CSS phones and tablets
* [blivesta/animsition](https://github.com/blivesta/animsition) - A simple and easy jQuery plugin for CSS animated page transitions.
* [csswizardry/inuit.css](https://github.com/csswizardry/inuit.css) - Powerful, scalable, Sass-based, BEM, OOCSS framework.
* [franciscop/picnic](https://github.com/franciscop/picnic) - :handbag: A beautiful CSS library to kickstart your projects
* [adrianhajdin/project_modern_ui_ux_gpt3](https://github.com/adrianhajdin/project_modern_ui_ux_gpt3) - Master the creation of Modern UX/UI Websites
* [eludadev/ui-buttons](https://github.com/eludadev/ui-buttons) - 100 Modern CSS Buttons. Every style that you can imagine.
* [HunterLarco/voxel.css](https://github.com/HunterLarco/voxel.css) - A lightweight 3D CSS voxel library.
* [twbs/rfs](https://github.com/twbs/rfs) - ✩ Automates responsive resizing ✩
* [jbtronics/CrookedStyleSheets](https://github.com/jbtronics/CrookedStyleSheets) - Webpage tracking only using CSS (and no JS)
* [rafaelmardojai/firefox-gnome-theme](https://github.com/rafaelmardojai/firefox-gnome-theme) - A GNOME👣 theme for Firefox🔥
* [maxchehab/CSS-Keylogging](https://github.com/maxchehab/CSS-Keylogging) - Chrome extension and Express server that exploits keylogging abilities of CSS.
* [wentin/cssicon](https://github.com/wentin/cssicon) - icon set made with pure css code, no dependencies, "grab and go" icons
* [Daemonite/material](https://github.com/Daemonite/material) - Material Design for Bootstrap 4
* [halfmoonui/halfmoon](https://github.com/halfmoonui/halfmoon) - Halfmoon is a highly customizable, drop-in Bootstrap replacement. It comes with three built-in core themes, with dark mode support for all themes and components.
* [Chalarangelo/mini.css](https://github.com/Chalarangelo/mini.css) - A minimal, responsive, style-agnostic CSS framework!
* [Andy-set-studio/modern-css-reset](https://github.com/Andy-set-studio/modern-css-reset) - A bare-bones CSS reset for modern web development.
* [MrOtherGuy/firefox-csshacks](https://github.com/MrOtherGuy/firefox-csshacks) - Collection of userstyles affecting the browser
* [MilenaCarecho/30diasDeCSS](https://github.com/MilenaCarecho/30diasDeCSS) - Desafio criar 30 mini projetos utilizando HTML e CSS em 30 dias
* [GumbyFramework/Gumby](https://github.com/GumbyFramework/Gumby) - A Flexible, Responsive CSS Framework - Powered by Sass
* [senchalabs/jQTouch](https://github.com/senchalabs/jQTouch) - Create powerful mobile apps with just HTML, CSS, and Zepto.js (or jQuery).
* [mdo/wtf-forms](https://github.com/mdo/wtf-forms) - Friendlier HTML form controls with a little CSS magic.
* [flukeout/css-diner](https://github.com/flukeout/css-diner) - CSS Diner
* [egoist/hack](https://github.com/egoist/hack) - ⛷ Dead simple CSS framework.
* [cjcenizal/flexbox-patterns](https://github.com/cjcenizal/flexbox-patterns) - Patterns for using flexbox CSS to build awesome UI components.
* [cognitom/paper-css](https://github.com/cognitom/paper-css) - Paper CSS for happy printing
* [itmeo/webgradients](https://github.com/itmeo/webgradients) - A curated collection of splendid gradients made in CSS3, .sketch and .PSD formats.
* [mobi-css/mobi.css](https://github.com/mobi-css/mobi.css) - A lightweight, scalable, mobile-first CSS framework
* [webkul/micron](https://github.com/webkul/micron) - a [μ] microInteraction library built with CSS Animations and controlled by JavaScript Power
* [sakofchit/system.css](https://github.com/sakofchit/system.css) - A design system for building retro Apple interfaces
* [IBM/css-gridish](https://github.com/IBM/css-gridish) - Automatically build your grid design’s CSS Grid code, CSS Flexbox fallback code, Sketch artboards, and Chrome extension.
* [csstools/postcss-preset-env](https://github.com/csstools/postcss-preset-env) - Convert modern CSS into something browsers understand
* [themepark-dev/theme.park](https://github.com/themepark-dev/theme.park) - A collection of themes/skins for 50 selfhosted apps!
* [codrops/PageTransitions](https://github.com/codrops/PageTransitions) - A showcase collection of various page transition effects using CSS animations.
* [elad2412/the-new-css-reset](https://github.com/elad2412/the-new-css-reset) - The New Simple and Lighter CSS Reset
* [twitter-archive/recess](https://github.com/twitter-archive/recess) - A simple and attractive code quality tool for CSS built on top of LESS
* [jensimmons/cssremedy](https://github.com/jensimmons/cssremedy) - Start your project with a remedy for the technical debt of CSS.
* [bedimcode/responsive-portfolio-website-Alexa](https://github.com/bedimcode/responsive-portfolio-website-Alexa) - Responsive Portfolio Website Using HTML, CSS & JavaScript
* [ThrivingKings/animo.js](https://github.com/ThrivingKings/animo.js) - A powerful little tool for managing CSS animations
* [5t3ph/stylestage](https://github.com/5t3ph/stylestage) - A modern CSS showcase styled by community contributions. Add your stylesheet!
* [ganapativs/bttn.css](https://github.com/ganapativs/bttn.css) - Awesome buttons for awesome projects!
* [flatlogic/awesome-bootstrap-checkbox](https://github.com/flatlogic/awesome-bootstrap-checkbox) - ✔️Font Awesome Bootstrap Checkboxes & Radios. Pure css way to make inputs look prettier
* [kbrsh/wing](https://github.com/kbrsh/wing) - :gem: A beautiful CSS framework designed for minimalists.
* [daneden/Toast](https://github.com/daneden/Toast) - 🍞 A highly-customizable, responsive (S)CSS grid
* [filipelinhares/ress](https://github.com/filipelinhares/ress) - 🚿 A modern CSS reset
* [ajusa/lit](https://github.com/ajusa/lit) - World's smallest responsive 🔥 css framework (395 bytes)
* [muckSponge/MaterialFox](https://github.com/muckSponge/MaterialFox) - A Material Design-inspired userChrome.css theme for Firefox
* [mezzoblue/csszengarden.com](https://github.com/mezzoblue/csszengarden.com) - The source of csszengarden.com
* [thesabbir/simple-line-icons](https://github.com/thesabbir/simple-line-icons) - Simple and Minimal Line Icons
* [t32k/stylestats](https://github.com/t32k/stylestats) - StyleStats is a library to collect CSS statistics.
* [kumailht/flakes](https://github.com/kumailht/flakes) - Flakes is an Admin Template Framework. A combination of CSS Libraries, JavaScript Libraries and Design files that help you build business tools very quickly.
* [lokesh-coder/pretty-checkbox](https://github.com/lokesh-coder/pretty-checkbox) - A pure CSS library to beautify checkbox and radio buttons.
* [Aris-t2/CustomCSSforFx](https://github.com/Aris-t2/CustomCSSforFx) - Custom CSS tweaks for Firefox
* [argyleink/transition.css](https://github.com/argyleink/transition.css) - :octocat: Drop-in CSS transitions
* [DesignRevision/shards-ui](https://github.com/DesignRevision/shards-ui) - 🎨Shards is a beautiful & modern Bootstrap 4 UI kit packed with extra templates and components.
* [Martz90/vivify](https://github.com/Martz90/vivify) - Vivify is free CSS animation library.
* [mblode/marx](https://github.com/mblode/marx) - The classless CSS reset (perfect for Communists).
* [smcllns/css-social-buttons](https://github.com/smcllns/css-social-buttons) - Zocial: CSS login and social buttons
* [mdo/preboot](https://github.com/mdo/preboot) - A collection of LESS mixins and variables for writing better CSS.
* [dohliam/dropin-minimal-css](https://github.com/dohliam/dropin-minimal-css) - Drop-in switcher for previewing minimal CSS frameworks
* [csstools/precss](https://github.com/csstools/precss) - Use Sass-like markup in your CSS
* [tylertate/semantic.gs](https://github.com/tylertate/semantic.gs) - The Semantic CSS Grid
* [tylerchilds/cutestrap](https://github.com/tylerchilds/cutestrap) - A strong, independent CSS Framework. Only 2.7KB minified & gzipped.
* [reworkcss/css](https://github.com/reworkcss/css) - CSS parser / stringifier for Node.js
* [jaunesarmiento/fries](https://github.com/jaunesarmiento/fries) - Fries helps you prototype Android apps using HTML, CSS, and JavaScript.
* [sethcottle/littlelink](https://github.com/sethcottle/littlelink) - A lightweight DIY alternative to services like Linktree.
* [soulwire/Makisu](https://github.com/soulwire/Makisu) - CSS 3D Dropdown Concept
* [thoughtbot/refills](https://github.com/thoughtbot/refills) - [no longer maintained]
* [KyleAMathews/react-spinkit](https://github.com/KyleAMathews/react-spinkit) - A collection of loading indicators animated with CSS for React
* [csswizardry/csswizardry-grids](https://github.com/csswizardry/csswizardry-grids) - Simple, fluid, nestable, flexible, Sass-based, responsive grid system.
* [rohitkrai03/pills](https://github.com/rohitkrai03/pills) - A simple responsive CSS Grid for humans. View Demo -
* [mrcoles/markdown-css](https://github.com/mrcoles/markdown-css) - CSS for making regular HTML look like plain-text markdown.
* [mdo/wtf-html-css](https://github.com/mdo/wtf-html-css) - Common reasons your HTML and CSS may be fucked.
* [devlint/gridlex](https://github.com/devlint/gridlex) - Just a CSS Flexbox Grid System
* [mrmrs/pesticide](https://github.com/mrmrs/pesticide) - Kill your css layout bugs
* [ghosh/microtip](https://github.com/ghosh/microtip) - 💬  Minimal, accessible, ultra lightweight css tooltip library. Just 1kb.
* [cascadefox/cascade](https://github.com/cascadefox/cascade) - A responsive One-Line CSS Theme for Firefox.
* [ubuwaits/css3-buttons](https://github.com/ubuwaits/css3-buttons) - A collection of CSS3 buttons implemented in Sass.
* [chrisnager/ungrid](https://github.com/chrisnager/ungrid) - ungrid - the simplest responsive css grid
* [elipapa/markdown-cv](https://github.com/elipapa/markdown-cv) - a simple template to write your CV in a readable markdown file and use CSS to publish/print it.
* [wesbos/aprilFools.css](https://github.com/wesbos/aprilFools.css) - Harmlessly goof up your co-workers browser and chrome dev tools
* [marmelab/universal.css](https://github.com/marmelab/universal.css) - The only CSS you will ever need
* [Timvde/UserChrome-Tweaks](https://github.com/Timvde/UserChrome-Tweaks) - A community maintained repository of userChrome.css tweaks for Firefox
* [filamentgroup/select-css](https://github.com/filamentgroup/select-css) - Cross-browser styles for consistent select element styling
* [cheeaun/hackerweb](https://github.com/cheeaun/hackerweb) - A simply readable Hacker News web app
* [delight-im/HTML-Sheets-of-Paper](https://github.com/delight-im/HTML-Sheets-of-Paper) - Word processor in your browser using HTML and CSS (for invoices, legal notices, etc.)
* [Chalarangelo/mocka](https://github.com/Chalarangelo/mocka) - Simple, elegant content placeholder
* [codyhouse/codyhouse-framework](https://github.com/codyhouse/codyhouse-framework) - A lightweight front-end framework for building accessible, bespoke interfaces.
* [adobe/spectrum-css](https://github.com/adobe/spectrum-css) - The standard CSS implementation of the Spectrum design language.
* [bryanbraun/after-dark-css](https://github.com/bryanbraun/after-dark-css) - Recreating After Dark screensavers in CSS.
* [benschwarz/gallery-css](https://github.com/benschwarz/gallery-css) - CSS only Gallery
* [richleland/pygments-css](https://github.com/richleland/pygments-css) - css files created from pygment's built-in styles
* [peduarte/wallop](https://github.com/peduarte/wallop) - :no_entry: currently unmaintained :no_entry: A minimal JS library for showing & hiding things
* [kdzwinel/SnappySnippet](https://github.com/kdzwinel/SnappySnippet) - Chrome extension that allows easy extraction of CSS and HTML from selected element.
* [PKM-er/Blue-Topaz_Obsidian-css](https://github.com/PKM-er/Blue-Topaz_Obsidian-css) - A blue theme for Obsidian.
* [DennisSnijder/MakeGithubGreatAgain](https://github.com/DennisSnijder/MakeGithubGreatAgain) - Extension for making GitHub great again
* [datguypiko/Firefox-Mod-Blur](https://github.com/datguypiko/Firefox-Mod-Blur) - Firefox Theme - For dark theme lovers / More compact / Modular / Blur
* [webkul/csspin](https://github.com/webkul/csspin) - CSS Spinners and Loaders - Modular, Customizable and Single HTML Element Code for Pure CSS Loader and Spinner
* [danielcardoso/load-awesome](https://github.com/danielcardoso/load-awesome) - An awesome collection of — Pure CSS — Loaders and Spinners
* [falnatsheh/MarkdownView](https://github.com/falnatsheh/MarkdownView) - MarkdownView is an Android webview with the capablity of loading Markdown text or file and display it as HTML, it uses MarkdownJ and extends Android webview.
* [desandro/3dtransforms](https://github.com/desandro/3dtransforms) - :package: Introduction to CSS 3D transforms
* [femmebot/google-type](https://github.com/femmebot/google-type) - Collaborative typography project using select passages from Aesop's Fables set to Google Fonts
* [chokcoco/css3-](https://github.com/chokcoco/css3-) - CSS3 实现各类 3D && 3D 行星动画效果
* [anselmh/object-fit](https://github.com/anselmh/object-fit) - Polyfill (mostly IE) for CSS object-fit property to fill-in/fit-in images into containers.
* [bwsewell/tablecloth](https://github.com/bwsewell/tablecloth) - A CSS and JS bootstrap to style and manipulate data tables
* [szynszyliszys/repaintless](https://github.com/szynszyliszys/repaintless) - Library for fast CSS Animations
* [josephfusco/angled-edges](https://github.com/josephfusco/angled-edges) - :triangular_ruler: Quickly create angled section edges using only Sass
* [parkerbennett/stackicons](https://github.com/parkerbennett/stackicons) - Icon font and Sass-based construction kit for Stackicons-Social, which supports multiple button shapes and a unique "multi-color" option in CSS for over 60 social brands.
* [QNetITQ/WaveFox](https://github.com/QNetITQ/WaveFox) - Firefox CSS Theme/Style for manual customization
* [Athari/CssGitHubWindows](https://github.com/Athari/CssGitHubWindows) - (UserStyle) GitHub Windows Edition [MIT]
* [susam/spcss](https://github.com/susam/spcss) - A simple, minimal, classless stylesheet for simple HTML pages
* [jlong/css-spinners](https://github.com/jlong/css-spinners) - Simple CSS spinners and throbbers made with CSS and minimal HTML markup.
* [jothepro/doxygen-awesome-css](https://github.com/jothepro/doxygen-awesome-css) - Custom CSS theme for doxygen html-documentation with lots of customization parameters.
* [eromatiya/blurredfox](https://github.com/eromatiya/blurredfox) - A sleek, modern and elegant Firefox CSS theme
* [zachacole/Simple-Grid](https://github.com/zachacole/Simple-Grid) - A simple, lightweight CSS grid
* [sierra-library/sierra](https://github.com/sierra-library/sierra) - Sierra SCSS library
* [geddski/csstyle](https://github.com/geddski/csstyle) - MOVED TO https://github.com/csstyle/csstyle     a modern approach for crafting beautifully maintainable stylesheets
* [adamsilver/maintainablecss.com-jekyll](https://github.com/adamsilver/maintainablecss.com-jekyll) - Write CSS without worrying that overzealous, pre-existing styles will cause problems. MaintainableCSS is an approach to writing modular, scalable and of course, maintainable CSS.
* [csstools/postcss-plugins](https://github.com/csstools/postcss-plugins) - PostCSS Tools and Plugins
* [nathansmith/adapt](https://github.com/nathansmith/adapt) - Adapt.js serves CSS based on screen width.
* [IcaliaLabs/furatto](https://github.com/IcaliaLabs/furatto) - It's a flat, fast and powerful front-end framework for  rapid web development.
* [nagoshiashumari/Rpg-Awesome](https://github.com/nagoshiashumari/Rpg-Awesome) - A fantasy themed font and CSS toolkit.
* [Mobirise/Mobirise](https://github.com/Mobirise/Mobirise) - AI Website Builder, Open Source, Bootstrap 5
* [Siumauricio/rippleui](https://github.com/Siumauricio/rippleui) - Clean, modern and beautiful Tailwind CSS components.
* [csstools/postcss-normalize](https://github.com/csstools/postcss-normalize) - Use the parts of normalize.css (or sanitize.css) you need from your browserslist
* [rsms/raster](https://github.com/rsms/raster) - Raster — simple CSS grid system
* [Heydon/REVENGE.CSS](https://github.com/Heydon/REVENGE.CSS) - A CSS bookmarklet that puts pink error boxes (with messages in comic sans) everywhere you write bad HTML.
* [turretcss/turretcss](https://github.com/turretcss/turretcss) - Turret is a styles and browser behaviour normalisation framework for rapid development of responsive and accessible websites.
* [yocontra/windows_98.css](https://github.com/yocontra/windows_98.css) - some sick styles for your guestbook
* [efemkay/obsidian-modular-css-layout](https://github.com/efemkay/obsidian-modular-css-layout) - CSS Layout hack for Obsidian.md
* [ace-subido/css3-microsoft-metro-buttons](https://github.com/ace-subido/css3-microsoft-metro-buttons) - my CSS3 library for making Microsoft-metro themed buttons
* [asciimoo/cssplot](https://github.com/asciimoo/cssplot) - Pure CSS charts
* [arbelh/HalfStyle](https://github.com/arbelh/HalfStyle) - Style Half of a Character by CSS
* [jpswalsh/academicons](https://github.com/jpswalsh/academicons) - An icon font for academics
* [laurenwaller/cssco](https://github.com/laurenwaller/cssco) - Photographic filters made with CSS, inspired by VSCO and CSSgram
* [gromo/jquery.scrollbar](https://github.com/gromo/jquery.scrollbar) - jQuery CSS Customizable Scrollbar
* [devcows/hugo-universal-theme](https://github.com/devcows/hugo-universal-theme) - Universal theme for Hugo, it stands out with its clean design and elegant typography.
* [comehope/front-end-daily-challenges](https://github.com/comehope/front-end-daily-challenges) - As of August 2021, 170+ works have been accomplished, challenge yourself each day!
* [ihorzenich/html5checklist](https://github.com/ihorzenich/html5checklist) - HTML/CSS markup checklist
* [anjlab/bootstrap-rails](https://github.com/anjlab/bootstrap-rails) - Twitter Bootstrap CSS (with Sass flavour) and JS toolkits for Rails 3 projects
* [codrops/IconHoverEffects](https://github.com/codrops/IconHoverEffects) - A set of simple round icon hover effects with CSS transitions and animations for your inspiration.
* [tlrobinson/evil.css](https://github.com/tlrobinson/evil.css) - Because CSS isn't evil enough already.
* [cardinalcss/cardinalcss](https://github.com/cardinalcss/cardinalcss) - A modular, “mobile-first” CSS framework built with performance and scalability in mind.
* [Theigrams/My-Typora-Themes](https://github.com/Theigrams/My-Typora-Themes) - A CSS style for Typora
* [StefanKovac/flex-layout-attribute](https://github.com/StefanKovac/flex-layout-attribute) - HTML layout helper based on CSS flexbox specification  —
* [Andy-set-studio/boilerform](https://github.com/Andy-set-studio/boilerform) - Boilerform is a little HTML and CSS boilerplate to take the pain away from working with forms.
* [HubSpot/tooltip](https://github.com/HubSpot/tooltip) - CSS Tooltips built on Tether. #hubspot-open-source
* [balzss/luxbar](https://github.com/balzss/luxbar) - :cocktail: Featherweight, Responsive, CSS Only Navigation Bar
* [Godiesc/firefox-gx](https://github.com/Godiesc/firefox-gx) - Opera GX Skin for Firefox
* [Rosmaninho/Zotero-Dark-Theme](https://github.com/Rosmaninho/Zotero-Dark-Theme) - userChrome.css file for a Zotero dark theme. Suggestions for improvements are welcome.
* [tailwindlabs/designing-with-tailwindcss](https://github.com/tailwindlabs/designing-with-tailwindcss) - Source code for the "Designing with Tailwind CSS" course.
* [redroot/holmes](https://github.com/redroot/holmes) - Holmes is stand-alone diagnostic CSS stylesheet that can highlight potentially invalid or erroneous HTML(5) markup by adding one class
* [jonikorpi/Less-Framework](https://github.com/jonikorpi/Less-Framework) - An adaptive CSS grid system.
* [720kb/radiobox.css](https://github.com/720kb/radiobox.css) - :radio_button: Tiny set of pure CSS animations for your radio inputs. https://720kb.github.io/radiobox.css/
* [codrops/OffCanvasMenuEffects](https://github.com/codrops/OffCanvasMenuEffects) - Some inspiration for off-canvas menu effects and styles using CSS transitions and SVG path animations.
* [michenriksen/css3buttons](https://github.com/michenriksen/css3buttons) - Simple CSS3 framework for creating GitHub-style buttons
* [tiaanduplessis/wenk](https://github.com/tiaanduplessis/wenk) - :wink: Lightweight pure CSS tooltip for the greater good
* [StylishThemes/StackOverflow-Dark](https://github.com/StylishThemes/StackOverflow-Dark) - 📚 Dark theme for Stack Overflow & most Stack Exchange network sites
* [codrops/CSSGlitchEffect](https://github.com/codrops/CSSGlitchEffect) - An experimental glitch effect powered by CSS animations and the clip-path property. Inspired by the technique seen on the speakers page of the 404 conference.
* [t0m/select2-bootstrap-css](https://github.com/t0m/select2-bootstrap-css) - simple css to make select2 widgets fit in with bootstrap
* [hasan-py/MERN_Stack_Project_Ecommerce_Hayroo](https://github.com/hasan-py/MERN_Stack_Project_Ecommerce_Hayroo) - E-commerce Website | Payment gateway | Reactjs | Nodejs | Mongodb | Expressjs | JWT | Tailwind Css
* [PacktPublishing/50-Projects-In-50-Days---HTML-CSS-JavaScript](https://github.com/PacktPublishing/50-Projects-In-50-Days---HTML-CSS-JavaScript) - 50 Projects In 50 Days - HTML, CSS & JavaScript, by Packt Publishing
* [ShaifArfan/one-page-website-html-css-project](https://github.com/ShaifArfan/one-page-website-html-css-project) - This project is for html & css practice. We made this for youtube tutorial purpose.
* [geoffgraham/animate.scss](https://github.com/geoffgraham/animate.scss) - Sass mixins based on Dan Eden's Animate.css
* [cobyism/gridism](https://github.com/cobyism/gridism) - A simple responsive CSS grid.
* [WhatsNewSaes/Skeleton-Sass](https://github.com/WhatsNewSaes/Skeleton-Sass) - The (un)official Sass Version of Skeleton (2.0.4): A Dead Simple, Responsive Boilerplate for Mobile-Friendly Development
* [arashmanteghi/simptip](https://github.com/arashmanteghi/simptip) - A simple CSS tooltip made with Sass
* [codebucks27/Next.js-Developer-Portfolio-Starter-Code](https://github.com/codebucks27/Next.js-Developer-Portfolio-Starter-Code) - ⭐Build a stunning portfolio website with Next.js, Tailwind CSS and Framer-motion. If you want to learn to create this you can follow the tutorial link given in the Read me file.
* [lucagez/medium.css](https://github.com/lucagez/medium.css) - Compact typography for the web
* [scottparry/Workless](https://github.com/scottparry/Workless) - Workless is a CSS base framework to get your projects up and running as quickly as possible.
* [colourgarden/avalanche](https://github.com/colourgarden/avalanche) - Superclean, powerful, responsive, Sass-based, BEM-syntax CSS grid system
* [picturepan2/fileicon.css](https://github.com/picturepan2/fileicon.css) - Fileicon.css - The customizable pure CSS file icons
* [nisarhassan12/portfolio-template](https://github.com/nisarhassan12/portfolio-template) - A beautiful minimal and accessible portfolio template for Developers. Give it a star 🌟 if you find it useful.
* [LukyVj/colofilter.css](https://github.com/LukyVj/colofilter.css) - Colofilter.css - Duotone filters made with CSS !
* [yacy/yacy_webclient_yaml4](https://github.com/yacy/yacy_webclient_yaml4) - A web client for a YaCy search server based on yaml4 css
* [premasagar/cleanslate](https://github.com/premasagar/cleanslate) - An extreme CSS reset stylesheet, for aggressively resetting the styling of an element and its children. Composed exclusively of CSS !important rules.
* [pr1mer-tech/waffle-grid](https://github.com/pr1mer-tech/waffle-grid) - An easy to use flexbox grid system.
* [ostranme/swagger-ui-themes](https://github.com/ostranme/swagger-ui-themes) - :boom: A collection of css themes to spice up your Swagger docs
* [necolas/css3-facebook-buttons](https://github.com/necolas/css3-facebook-buttons) - Simple CSS to recreate the appearance of Facebook's buttons and toolbars.
* [hasinhayder/tailwind-cards](https://github.com/hasinhayder/tailwind-cards) - A growing collection of text/image cards you can use/copy-paste in your tailwind css projects
* [nicehorse06/se-job](https://github.com/nicehorse06/se-job) - Software Engineer Job Note，讓新手從0到1入門，有1到100的成長能力
* [bmFtZQ/edge-frfox](https://github.com/bmFtZQ/edge-frfox) - A Firefox userChrome.css theme that aims to recreate the look and feel of Microsoft Edge.
* [alsacreations/KNACSS](https://github.com/alsacreations/KNACSS) - feuille de styles CSS sur-vitaminée
* [CTalvio/Ultrachromic](https://github.com/CTalvio/Ultrachromic) - The final form, the true evolution of the chromic theme saga!
* [kogakure/gitweb-theme](https://github.com/kogakure/gitweb-theme) - An alternative theme for gitweb, strongly inspired by GitHub
* [gevendra2004/gevstack](https://github.com/gevendra2004/gevstack) - All Gevstack projects
* [aozora/bootplus](https://github.com/aozora/bootplus) - Sleek, intuitive, and powerful Google styled front-end framework for faster and easier web development
* [nitinhayaran/Justified.js](https://github.com/nitinhayaran/Justified.js) - jQuery Plugin to create Justified Image Gallery
* [hail2u/vim-css3-syntax](https://github.com/hail2u/vim-css3-syntax) - CSS3 syntax (and syntax defined in some foreign specifications) support for Vim's built-in syntax/css.vim
* [matthieua/sass-css3-mixins](https://github.com/matthieua/sass-css3-mixins) -  Sass CSS3 Mixins! The Cross-Browser CSS3 Sass Library
* [cmaddux/littlebox](https://github.com/cmaddux/littlebox) - Super simple to implement, CSS-only icons.
* [nimsandu/spicetify-bloom](https://github.com/nimsandu/spicetify-bloom) - Spicetify theme inspired by Microsoft's Fluent Design, Always up-to-date!, A Powerful Theme to Calm your Eyes While Listening to Your Favorite Beats
* [cyanharlow/purecss-zigario](https://github.com/cyanharlow/purecss-zigario) - HTML/CSS drawing in the style of mid-century advertisement design. Hand-coded entirely in HTML & CSS.
* [corysimmons/boy](https://github.com/corysimmons/boy) - :boy: A very opinionated, lightweight version of HTML5 Boilerplate with conditionally-loaded polyfills and an opinionated CSS reset for firing up web projects in no time.
* [teacat/tocas](https://github.com/teacat/tocas) - 👀 The fastest and most intuitive way to build diverse websites and progressive web application interfaces.
* [tholman/obnoxious.css](https://github.com/tholman/obnoxious.css) - Animations for the strong of heart, and stupid of mind.
* [zhangyingwei/html-css-only](https://github.com/zhangyingwei/html-css-only) - 漂亮的 CSS 系列~
* [kennethormandy/utility-opentype](https://github.com/kennethormandy/utility-opentype) - Simple, CSS utility classes for advanced typographic features.
* [typlog/yue.css](https://github.com/typlog/yue.css) - A typography stylesheet for readable content
* [callmenick/Animating-Hamburger-Icons](https://github.com/callmenick/Animating-Hamburger-Icons) - Animating CSS-only hamburger menu icons
* [buseca/patternbolt](https://github.com/buseca/patternbolt) - A fine selection of SVG pattern background, packed in a single CSS or SCSS file. Add patterns just adding a class.
* [jkphl/iconizr](https://github.com/jkphl/iconizr) - A PHP command line tool for converting SVG images to a set of CSS icons (SVG & PNG, single icons and / or CSS sprites) with support for image optimization and Sass output. Created by Joschi Kuphal (@jkphl), licensed under the terms of the MIT license
* [StylishThemes/Wikipedia-Dark](https://github.com/StylishThemes/Wikipedia-Dark) -  :mortar_board: Dark Wikipedia
* [bigskysoftware/missing](https://github.com/bigskysoftware/missing) - The classless-ish CSS library you've been missing
* [mdo/table-grid](https://github.com/mdo/table-grid) - Simple CSS grid system using `display: table;`.
* [necolas/css3-social-signin-buttons](https://github.com/necolas/css3-social-signin-buttons) - CSS3 Social Sign-in Buttons with icons. Small and large sizes.
* [Axel--/Naut-for-reddit](https://github.com/Axel--/Naut-for-reddit) - A css theme for reddit.com
* [ShaifArfan/30days30submits](https://github.com/ShaifArfan/30days30submits) - This is a challenge that I took to boost my HTML, CSS & JS skills. I made 30 submits and they are basically some little components or js apps.
* [level09/enferno](https://github.com/level09/enferno) - This collection of modern libraries and tools, built on top of the Flask framework, allows you to quickly create any website or web-based application (SAAS) with impressive speed.
* [almonk/pylon](https://github.com/almonk/pylon) - Declarative layout primitives for CSS & HTML
* [TryKickoff/kickoff](https://github.com/TryKickoff/kickoff) - :basketball: A lightweight front-end framework  for creating scalable, responsive sites. Version 8 has just been released!
* [c0bra/markdown-resume-js](https://github.com/c0bra/markdown-resume-js) - Turn a simple markdown document into a resume in HTML and PDF
* [codrops/SlitSlider](https://github.com/codrops/SlitSlider) - A responsive slideshow with a twist: the idea is to slice open the current slide when navigating to the next or previous one. Using jQuery and CSS animations we can create unique slide transitions for the content elements.
* [shakrmedia/tuesday](https://github.com/shakrmedia/tuesday) - A quirky CSS Animation Library by Shakr
* [mvcss/mvcss](https://github.com/mvcss/mvcss) - Sass-based CSS Architecture
* [bjork24/Unison](https://github.com/bjork24/Unison) - Unifying named breakpoints across CSS, JS, and HTML
* [joerez/Woah.css](https://github.com/joerez/Woah.css) - CSS Animation Library for eccentrics
* [JonHMChan/descartes](https://github.com/JonHMChan/descartes) - Descartes | Write CSS in JavaScript
* [codrops/ClickEffects](https://github.com/codrops/ClickEffects) - A set of subtle effects for click or touch interactions inspired by the visualization of screen taps in mobile app showcases. The effects are done with CSS animations mostly on pseudo-elements.
* [jackdomleo7/Checka11y.css](https://github.com/jackdomleo7/Checka11y.css) - A CSS stylesheet to quickly highlight a11y concerns.
* [eliortabeka/tootik](https://github.com/eliortabeka/tootik) - A pure CSS/SCSS/LESS Tooltips library. Super easy to use, No JavaScript required.
* [rupl/unfold](https://github.com/rupl/unfold) - Unfolding the Box Model — interactive slides exploring CSS 3D Transforms
* [atom/one-dark-syntax](https://github.com/atom/one-dark-syntax) - Atom One dark syntax theme
* [csalmeida/protonmail-themes](https://github.com/csalmeida/protonmail-themes) - Customise ProtonMail with themes and enhance your encrypted email experience.
* [uisual/freebies](https://github.com/uisual/freebies) - Source code for Uisual templates. Free HTML/CSS landing page templates for startups. New template every week.
* [jamiewilson/corpus](https://github.com/jamiewilson/corpus) - Yet another CSS toolkit. Basically the stuff I use for most projects.
* [KiKaraage/ArcWTF](https://github.com/KiKaraage/ArcWTF) - A userChrome.css theme to bring Arc Browser look from Windows to Firefox. No waitlist, no registration needed ✨
* [phonon-framework/phonon](https://github.com/phonon-framework/phonon) - Phonon is a responsive front-end framework with a focus on simplicity and flexibility
* [JaniRefsnes/w3css](https://github.com/JaniRefsnes/w3css) - W3.CSS - CSS Framework
* [h01000110/windows-95](https://github.com/h01000110/windows-95) - Jekyll Theme
* [cyanharlow/purecss-pink](https://github.com/cyanharlow/purecss-pink) - HTML/CSS drawing of gel studio lighting. Hand-coded entirely in HTML & CSS.
* [Varin6/Hover-Buttons](https://github.com/Varin6/Hover-Buttons) - Animated CSS/SCSS Buttons
* [gongzhitaao/orgcss](https://github.com/gongzhitaao/orgcss) - Simple and clean CSS for Org-exported HTML
* [petargyurov/virtual-bookshelf](https://github.com/petargyurov/virtual-bookshelf) - A simple bookshelf made in CSS, HTML and vanilla JS.
* [elky/django-flat-theme](https://github.com/elky/django-flat-theme) - A flat theme for Django admin interface. Modern, fresh, simple.
* [akashyap2013/Blooger_Website](https://github.com/akashyap2013/Blooger_Website) - This is the complete blooger website create using html and css
* [Myndex/SAPC-APCA](https://github.com/Myndex/SAPC-APCA) - APCA (Accessible Perceptual Contrast Algorithm) is a new method for predicting contrast for use in emerging web standards (WCAG 3) for determining readability contrast. APCA is derived form the SAPC (S-LUV Advanced Predictive Color) which is an accessibility-oriented color appearance model designed for self-illuminated displays.
* [MauriceConrad/Photon](https://github.com/MauriceConrad/Photon) - Clone native desktop UI's like cocoa and develop native feeling applications using web technologies
* [sitetent/tentcss](https://github.com/sitetent/tentcss) - :herb: A CSS survival kit. Includes only the essentials to make camp.
* [refact0r/midnight-discord](https://github.com/refact0r/midnight-discord) - A dark, rounded discord theme.
* [riccardoscalco/crayon](https://github.com/riccardoscalco/crayon) - Crayon.css is a list of css variables linking color names to hex values.
* [Discord-Custom-Covers/usrbg](https://github.com/Discord-Custom-Covers/usrbg) - A pure CSS database of user requested backgrounds for @Discord.
* [zhangxinxu/zxx.lib.css](https://github.com/zhangxinxu/zxx.lib.css) - a css library for quick layout, especially for flow layout
* [robertpiira/ingrid](https://github.com/robertpiira/ingrid) - A fluid CSS layout system
* [bedimcode/responsive-portfolio-website-Ansel](https://github.com/bedimcode/responsive-portfolio-website-Ansel) - Create a Responsive Personal Portfolio Website Using HTML CSS &  JavaScript
* [darklow/social-share-kit](https://github.com/darklow/social-share-kit) - Library of decent and good looking CSS/JavaScript social sharing icons, buttons and popups
* [sliminality/ply](https://github.com/sliminality/ply) - CSS inspection aided by visual regression pruning
* [jigar-sable/Portfolio-Website](https://github.com/jigar-sable/Portfolio-Website) - Portfolio Website built using HTML5, CSS3, JavaScript and jQuery
* [robsheldon/sscaffold-css](https://github.com/robsheldon/sscaffold-css) - Base file for sscaffold-css.
* [cakebaker/scss-syntax.vim](https://github.com/cakebaker/scss-syntax.vim) - Vim syntax file for scss (Sassy CSS)
* [johnggli/linktree](https://github.com/johnggli/linktree) - Simple site to group all my profiles on social networks in one place. A free Linktree alternative.
* [LuckFire/amoled-cord](https://github.com/LuckFire/amoled-cord) - A basically pitch black theme for Discord. Lights out, baby!
* [tomgenoni/cssdig-chrome](https://github.com/tomgenoni/cssdig-chrome) - Chrome extension for analyzing CSS.
* [leny/kouto-swiss](https://github.com/leny/kouto-swiss) - A complete CSS framework for Stylus
* [jessekorzan/expodal](https://github.com/jessekorzan/expodal) - The Most Explosive Modal on The Web.
* [amdelamar/pm-theme](https://github.com/amdelamar/pm-theme) - 🎨 Easy Themes for ProtonMail (v3.16.x)
* [jonjaques/react-loaders](https://github.com/jonjaques/react-loaders) - Lightweight wrapper around Loaders.css.
* [hzsrc/webpack-theme-color-replacer](https://github.com/hzsrc/webpack-theme-color-replacer) - A runtime dynamic theme color replacement plugin for webpack.
* [bonsaicss/bonsai.css](https://github.com/bonsaicss/bonsai.css) - A Utility Complete CSS Framework for less than 45kb (8kB Gzipped) -
* [necolas/griddle](https://github.com/necolas/griddle) - A CSS grid constructor
* [LeonidasEsteban/rick-morty-vanilla](https://github.com/LeonidasEsteban/rick-morty-vanilla) - Web App using the rick and morty API in Vanilla.js
* [mor10/kuhn](https://github.com/mor10/kuhn) - WordPress theme featuring CSS Grid layouts via aggressive progressive enhancement. Proof of concept to get the conversation about what CSS Grid means for WordPress themes started. Currently running live at https://mor10.com
* [Guerra24/Firefox-UWP-Style](https://github.com/Guerra24/Firefox-UWP-Style) - Sun Valley + MDL2 Theme for Firefox
* [lvwzhen/iconpark](https://github.com/lvwzhen/iconpark) - Collection of iconfonts
* [zalando/gulp-check-unused-css](https://github.com/zalando/gulp-check-unused-css) - A build tool for checking your HTML templates for unused CSS classes
* [vladocar/CSS-Micro-Reset](https://github.com/vladocar/CSS-Micro-Reset) - Minimal barebone CSS Reset
* [mildrenben/surface](https://github.com/mildrenben/surface) - A Material Design CSS only framework
* [bansal/filters.css](https://github.com/bansal/filters.css) - CSS only library to apply color filters.
* [sparkbox/style-prototype](https://github.com/sparkbox/style-prototype) - Example of an HTML/CSS style tile.
* [siberiawolf/siberiawolf.github.io](https://github.com/siberiawolf/siberiawolf.github.io) - Siberiawolf的小窝
* [LeonidasEsteban/bookmark-landing](https://github.com/LeonidasEsteban/bookmark-landing) - Challenge #3 by FrontendMentor.io
* [madrilene/eleventy-excellent](https://github.com/madrilene/eleventy-excellent) - Eleventy starter based on the workflow suggested by Andy Bell's buildexcellentwebsit.es.
* [ireade/formhack](https://github.com/ireade/formhack) - A hackable css form reset
* [iRaul/pushy-buttons](https://github.com/iRaul/pushy-buttons) - 👇 CSS Pressable 3D Buttons
* [GoalSmashers/css-minification-benchmark](https://github.com/GoalSmashers/css-minification-benchmark) - A comparison of CSS minifiers for node.js
* [3r3bu5x9/Prismatic-Night](https://github.com/3r3bu5x9/Prismatic-Night) - A dark themed startpage and dark themes for Firefox and Linux inspired by Material design and Adapta.
* [mrmrs/btns](https://github.com/mrmrs/btns) - A set of css utilities for constructing beautiful responsive buttons
* [mladenplavsic/css-ripple-effect](https://github.com/mladenplavsic/css-ripple-effect) - Pure CSS (no JavaScript) implementation of Android Material design "ripple" animation
* [ariona/hover3d](https://github.com/ariona/hover3d) - Simple jQuery plugin for 3d Hover effect
* [timonweb/django-bulma](https://github.com/timonweb/django-bulma) - Bulma theme for Django
* [codrops/LineHoverStyles](https://github.com/codrops/LineHoverStyles) - A couple of simple & subtle line hover animations for links using CSS only.
* [lazarljubenovic/grassy](https://github.com/lazarljubenovic/grassy) - Build layout through ASCII art in Sass (and more). No pre-built CSS. No additional markup.
* [cyanharlow/purecss-vignes](https://github.com/cyanharlow/purecss-vignes) - HTML/CSS drawing in the style of 1930s poster art. Hand-coded entirely in HTML & CSS.
* [mac81/pure-drawer](https://github.com/mac81/pure-drawer) - Pure CSS transition effects for off-canvas views
* [fajarnurwahid/adminhub](https://github.com/fajarnurwahid/adminhub) - Website ini merupakan hasil slicing dari Figma ke responsive website menggunakan HTML, CSS, dan JavaScript
* [alistairtweedie/pintsize](https://github.com/alistairtweedie/pintsize) - Customisable 💪  Flexbox grid system
* [joernweissenborn/lcars](https://github.com/joernweissenborn/lcars) - CSS Framework to style web pages like the fictional computer operating system of a popular sci-fi franchise.
* [jpanther/lynx](https://github.com/jpanther/lynx) - A simple links theme for Hugo built with Tailwind CSS.
* [arnaudleray/pocketgrid](https://github.com/arnaudleray/pocketgrid) - PocketGrid is a lightweight pure CSS grid system for Responsive Web Design. Moreover, it is semantic, mobile-first, and allows to have an unlimited number of columns and breakpoints.
* [static-dev/axis](https://github.com/static-dev/axis) - terse, modular & powerful css library
* [zero-to-mastery/CSS-Art](https://github.com/zero-to-mastery/CSS-Art) - General Edition - A CSS art challenge, for all skill levels
* [zero-to-mastery/Animation-Nation](https://github.com/zero-to-mastery/Animation-Nation) - A ZTM Challenge for Hacktoberfest
* [jonathanharrell/hiq](https://github.com/jonathanharrell/hiq) - A lightweight, progressive, high-IQ CSS framework.
* [danieljpalmer/alptail](https://github.com/danieljpalmer/alptail) - A collection of frontend components using Tailwind.css and Alpine.js.
* [projectwallace/css-analyzer](https://github.com/projectwallace/css-analyzer) - Analytics for CSS
* [PlusInsta/discord-plus](https://github.com/PlusInsta/discord-plus) - A sleek, customizable Discord theme.
* [pixelastic/css-flags](https://github.com/pixelastic/css-flags) - Flags of the world with only one div
* [jez/tufte-pandoc-css](https://github.com/jez/tufte-pandoc-css) - Starter files for using Pandoc Markdown with Tufte CSS
* [Shina-SG/Shina-Fox](https://github.com/Shina-SG/Shina-Fox) - A Minimal, Cozy, Vertical Optimized Firefox Theme
* [Basir-PD/100-Projects-HTML-CSS-JavaScript](https://github.com/Basir-PD/100-Projects-HTML-CSS-JavaScript) - 100 Projects Challenge
* [brandon-rhodes/Concentric-CSS](https://github.com/brandon-rhodes/Concentric-CSS) - A standard order for CSS properties that starts at the outer edge of the box model and moves inward
* [marella/material-icons](https://github.com/marella/material-icons) - Latest icon fonts and CSS for self-hosting material design icons.
* [jfbrennan/m-](https://github.com/jfbrennan/m-) - The modern web's design system.
* [darshandsoni/asciidoctor-skins](https://github.com/darshandsoni/asciidoctor-skins) - Control how your asciidoctor powered documentation looks
* [curiositry/mnml-ghost-theme](https://github.com/curiositry/mnml-ghost-theme) - A minimal, responsive, fast Ghost 5.0 blog theme with great typography. Comes with paid membership support, Disqus comments, syntax highlighting, and KaTeX for mathematics, and more.
* [mayank99/reset.css](https://github.com/mayank99/reset.css) - a css reset for 2024 and beyond.
* [tylergaw/css-shaky-animation](https://github.com/tylergaw/css-shaky-animation) - Shits shakin' yo
* [propjockey/css-media-vars](https://github.com/propjockey/css-media-vars) - A brand new way to write responsive CSS. Named breakpoints, DRY selectors, no scripts, no builds, vanilla CSS.
* [dmhendricks/file-icon-vectors](https://github.com/dmhendricks/file-icon-vectors) - A collection of file type icons in SVG format
* [chris-pearce/scally](https://github.com/chris-pearce/scally) - Scally is a Sass-based, BEM, OOCSS, responsive-ready, CSS framework that provides you with a solid foundation for building reusable UI's quickly 🕶
* [BootstrapDash/corona-free-dark-bootstrap-admin-template](https://github.com/BootstrapDash/corona-free-dark-bootstrap-admin-template) - Free dark admin template based on Bootstrap 4.
* [yamlcss/yaml](https://github.com/yamlcss/yaml) - YAML (Yet Another Multicolumn Layout) is a modular CSS framework for truly flexible, accessible and responsive websites. It is based on Sass and has a very slim framework core that weights only ~6kB.
* [BlessCSS/bless](https://github.com/BlessCSS/bless) - CSS Post-Processor
* [mjonuschat/bootstrap-sass-rails](https://github.com/mjonuschat/bootstrap-sass-rails) - HTML, CSS, and JS toolkit from Twitter – Official Sass port:
* [railsware/applepie](https://github.com/railsware/applepie) - Semantic and Modular CSS Toolkit
* [LunarLogic/auroral](https://github.com/LunarLogic/auroral) - Animated background gradients with pure CSS
* [jmaczan/bulma-helpers](https://github.com/jmaczan/bulma-helpers) - 🍥 Library with Functional / Atomic CSS classes for Bulma framework
* [jerryjappinen/layers-css](https://github.com/jerryjappinen/layers-css) - A lightweight, unobtrusive and style-agnostic, CSS framework aimed for practical use cases. Comes with a small footprint and zero bullshit.
* [alphapapa/solarized-everything-css](https://github.com/alphapapa/solarized-everything-css) - A collection of Solarized user-stylesheets for...everything?
* [jgthms/bulma-start](https://github.com/jgthms/bulma-start) - Start package for Bulma
* [niklausgerber/PreLoadMe](https://github.com/niklausgerber/PreLoadMe) - PreLoadMe, a lightweight jQuery website preloader.
* [kjbrum/juice](https://github.com/kjbrum/juice) - Mixins for Life
* [ElemeFE/postcss-salad](https://github.com/ElemeFE/postcss-salad) - 沙拉是一个能够帮助你写出更加简洁、优雅的CSS的样式解决方案
* [mirisuzanne/compass-animate](https://github.com/mirisuzanne/compass-animate) - Compass port of Dan Eden's Animate.css
* [andersevenrud/retro-css-shell-demo](https://github.com/andersevenrud/retro-css-shell-demo) - AnderShell 3000 - Retro looking terminal in CSS
* [williamckha/spicetify-fluent](https://github.com/williamckha/spicetify-fluent) - Spicetify theme inspired by Microsoft's Fluent Design
* [JuliaMendes/50-Projects-In-50-Days-](https://github.com/JuliaMendes/50-Projects-In-50-Days-) - HTML, CSS and JS projects.
* [Godiesc/firefox-one](https://github.com/Godiesc/firefox-one) - Firefox Theme for Opera One skin Lovers
* [kristerkari/normalize.scss](https://github.com/kristerkari/normalize.scss) - SCSS version of normalize.css
* [escueladigital/EDgrid](https://github.com/escueladigital/EDgrid) - CSS/Sass library for responsive layouts | Libreria CSS/Sass para construir layouts responsive
* [yesiamrocks/cssanimation.io](https://github.com/yesiamrocks/cssanimation.io) - CSS Animation Library for Developers and Ninjas
* [smakosh/unnamed-css-framework](https://github.com/smakosh/unnamed-css-framework) - A simple colorful CSS framework
* [ozantekin/50Days50Projects](https://github.com/ozantekin/50Days50Projects) - This repository contains 50 mini projects related to HTML, CSS and JavaScript. The construction stages of the projects are published on YouTube.
* [sapondanaisriwan/AdashimaaTube](https://github.com/sapondanaisriwan/AdashimaaTube) - Restore old Youtube layout in 2021-2022 with many customizable options.
* [mike-engel/a11y-css-reset](https://github.com/mike-engel/a11y-css-reset) - A small set of global rules to make things accessible and reset default styling
* [ElzeroWebSchool/HTML_And_CSS_Template_One](https://github.com/ElzeroWebSchool/HTML_And_CSS_Template_One) - HTML And CSS Template One
* [getpavilion/pavilion](https://github.com/getpavilion/pavilion) - Pavilion CSS Framework. A solid starting point without the bloat.
* [winstromming/sassdown](https://github.com/winstromming/sassdown) - Generates styleguides from Markdown comments in CSS, SASS and LESS files using Handlebars
* [johnpolacek/extra-strength-responsive-grids](https://github.com/johnpolacek/extra-strength-responsive-grids) - A Fluid CSS Grid System for Responsive Web Design The Fluid CSS Grid System for Responsive Web Design. Take total control of your layouts.
* [codrops/ButtonHoverStyles](https://github.com/codrops/ButtonHoverStyles) - Some ideas for CSS-only button hover styles and animations
* [replete/obsidian-minimal-theme-css-snippets](https://github.com/replete/obsidian-minimal-theme-css-snippets) - Obsidian CSS snippets to tweak UI and harmonize various plugins with the Minimal Theme - for fellow hackers.
* [cyanharlow/purecss-gaze](https://github.com/cyanharlow/purecss-gaze) - HTML/CSS drawing in style of italian renaissance painting. Hand-coded entirely in HTML & CSS.
* [argyleink/ragrid](https://github.com/argyleink/ragrid) - :octocat: Intrinsic first auto-layout flexbox grid
* [luffyZh/dynamic-antd-theme](https://github.com/luffyZh/dynamic-antd-theme) - 🌈 A simple plugin to dynamic change ant-design theme whether less or css.
* [daveberning/griddle](https://github.com/daveberning/griddle) - A CSS Grid Framework
* [panicsteve/shutup-css](https://github.com/panicsteve/shutup-css) - CSS stylesheet to hide comments on web pages
* [elky/django-flat-responsive](https://github.com/elky/django-flat-responsive) - 📱 An extension for Django admin that makes interface mobile-friendly. Merged into Django 2.0
* [shankara-subramani/tinyreset](https://github.com/shankara-subramani/tinyreset) - Tiny CSS reset for the modern web
* [zxcodes/Calculator](https://github.com/zxcodes/Calculator) - A  Calculator App built with HTML, CSS, and JavaScript. It also has a Dark Mode.
* [newaeonweb/responsiveboilerplate](https://github.com/newaeonweb/responsiveboilerplate) - A lightweight (2kb) micro-library, elegant & minimalistic CSS3 grid system, made with only three main classes and 12 columns. It`s very easy to use and understand, pre-packed with some extra css helpers for mobile devices.
* [teteusAraujo/portfolio](https://github.com/teteusAraujo/portfolio) - 👨‍💻 Meu portfólio criado com o objetivo de mostrar os meus projetos criados e também o meu currículo .
* [PROxZIMA/Sweet-Pop](https://github.com/PROxZIMA/Sweet-Pop) - Sweet_Pop! Beautify, Customize Firefox. Minimalist animated oneliner theme for Firefox perfectly matching Sweet Dark.
* [codingstella/projects](https://github.com/codingstella/projects) - Source Code of all projects that I upload on Instagram
* [amiechen/stitches-template-generator](https://github.com/amiechen/stitches-template-generator) - A web templates generator with functional css (tailwind.css)
* [erictreacy/mimic.css](https://github.com/erictreacy/mimic.css) - Everyone else is doing it!
* [imbrianj/debugCSS](https://github.com/imbrianj/debugCSS) - CSS to highlight potentially malformed, invalid or questionable markup.
* [vol7/shorthand](https://github.com/vol7/shorthand) - Shrthnd is a handy tool that converts CSS properties into shorthand, making shorter and more readable stylesheets.
* [boriskirov/fluiditype](https://github.com/boriskirov/fluiditype) - Fluiditype a simple fluid typography css helper for reading experience
* [drygiel/csslider](https://github.com/drygiel/csslider) - Pure CSS slider
* [at-import/jacket](https://github.com/at-import/jacket) - Conditional Styles with Sass. Dress you CSS appropriately.
* [joe-bell/loading-disco](https://github.com/joe-bell/loading-disco) - An alternative to the loading spinner 🪩
* [MikeMitterer/dart-material-design-lite](https://github.com/MikeMitterer/dart-material-design-lite) - Material Design Lite Components, Directives + SPA with HTML, CSS + Dart
* [jackyliang/Material-Design-For-Full-Calendar](https://github.com/jackyliang/Material-Design-For-Full-Calendar) - Material Design CSS theme for FullCalendar Weekly Agenda
* [simaQ/cssfun](https://github.com/simaQ/cssfun) - css
* [yearofmoo/ngAnimate-animate.css](https://github.com/yearofmoo/ngAnimate-animate.css) - A driver module to make animate.css work with AngularJS 1.2
* [SpruceGabriela/30diasDeCSS](https://github.com/SpruceGabriela/30diasDeCSS) - 30 dias de CSS3 é um desafio que visa ajudá-lo a melhorar suas habilidades de codificação fazendo mini projetos diarios utilizando HTML5 e CSS3
* [ovdojoey/Juiced](https://github.com/ovdojoey/Juiced) - A Flexbox CSS Framework
* [mixu/cssbook](https://github.com/mixu/cssbook) - The book "Learn CSS layout the pedantic way"
* [huanxi007/markdown-here-css](https://github.com/huanxi007/markdown-here-css) - 微信公众号毫秒级排版，让你的排版充满审美愉悦感。复制代码到“markdown here基本渲染css”即可。
* [shellscape/gmail-classic](https://github.com/shellscape/gmail-classic) - CSS for reverting Gmail to the Classic Theme
* [Idered/cssParentSelector](https://github.com/Idered/cssParentSelector) - CSS4 parent selector based on jQuery
* [gwannon/Cyberpunk-2077-theme-css](https://github.com/gwannon/Cyberpunk-2077-theme-css) - This is a theme in CSS3 to simulate the interfaxes of the game CyberPunk 2077.
* [soulhotel/FF-ULTIMA](https://github.com/soulhotel/FF-ULTIMA) - Native Vertical Tabs, keep your sidebar, no extensions needed. No overthinking. FF Ultima.
* [FriendsOfEpub/Blitz](https://github.com/FriendsOfEpub/Blitz) - An eBook Framework (CSS + template)
* [marioparaschiv/dark-discord](https://github.com/marioparaschiv/dark-discord) - An actual dark mode for discord.
* [ArunMichaelDsouza/CSS-Mint](https://github.com/ArunMichaelDsouza/CSS-Mint) - Lightweight and simple to use UI Kit. Fully responsive, just 3KB gzipped.
* [antfu/prism-theme-vars](https://github.com/antfu/prism-theme-vars) - A customizable Prism.js theme using CSS variables
* [typecho-fans/themes](https://github.com/typecho-fans/themes) - Typecho Fans主题作品目录
* [marcvannieuwenhuijzen/BootstrapXL](https://github.com/marcvannieuwenhuijzen/BootstrapXL) - CSS file with Bootstrap grid classes for screens bigger than 1600px
* [joshuarudd/typeset.css](https://github.com/joshuarudd/typeset.css) - A no-nonsense CSS typography reset for styling user-generated content like blog posts, comments, and forum content.
* [ecomfe/rider](https://github.com/ecomfe/rider) - Rider 是一个基于 Stylus 与后处理器、无侵入风格的 CSS 样式工具库
* [maxbeier/tawian-frontend](https://github.com/maxbeier/tawian-frontend) - A markdowny CSS framework
* [korywakefield/iota](https://github.com/korywakefield/iota) - A responsive micro-framework for the grid spec powered by CSS custom properties.
* [csswizardry/csscv](https://github.com/csswizardry/csscv) - A simple, opinionated stylesheet for formatting semantic HTML to look like a CSS file.
* [tastejs/todomvc-app-css](https://github.com/tastejs/todomvc-app-css) - CSS for TodoMVC apps
* [9elements/min-max-calculator](https://github.com/9elements/min-max-calculator) - A tool that calculates the CSS clamp formula to interpolate between two values in a given viewport range.
* [0xPrateek/Portfolio-Template](https://github.com/0xPrateek/Portfolio-Template) - A portfolio website template for Geeks,Programmers and hackers.
* [JonathanSpeek/spacegrid](https://github.com/JonathanSpeek/spacegrid) - A no-frills responsive grid layout to help you get started on your next project.
* [CreArts-Community/CreArts-Discord](https://github.com/CreArts-Community/CreArts-Discord) - Discord Theme | v3.0.3 | by Corellan
* [alectro/SCSScale](https://github.com/alectro/SCSScale) - Typographic modular scale starter based on body's font-size built on SCSS.
* [trevanhetzel/barekit](https://github.com/trevanhetzel/barekit) - A bare minimum responsive framework
* [iamshaunjp/html-and-css-crash-course](https://github.com/iamshaunjp/html-and-css-crash-course) - All the course files for the HTML & CSS crash course from The Net Ninja YouTube channel.
* [jhfrench/bootstrap-tree](https://github.com/jhfrench/bootstrap-tree) - JavaScript and LESS/CSS for creating Bootstrap-themed trees (to display hierarchical data).
* [eduardofierropro/Reset-CSS](https://github.com/eduardofierropro/Reset-CSS) - Código del Reset que uso a nivel profesional explicado línea a línea en Youtube
* [tusharnankani/ToDoList](https://github.com/tusharnankani/ToDoList) - A dynamic and aesthetic To-Do List Website built with HTML, CSS, Vanilla JavaScript.
* [iaronrp/Efeito-3D](https://github.com/iaronrp/Efeito-3D) - Efeito 3D - Zelda: criado com as tecnologias, Html, CSS e Java Script
* [xtoolkit/Micon](https://github.com/xtoolkit/Micon) - Micon, The iconic windows 10 font and CSS toolkit.
* [WongMinHo/hexo-theme-miho](https://github.com/WongMinHo/hexo-theme-miho) - 🍺一款单栏响应式的hexo主题, A single column response for hexo . https://blog.minhow.com
* [frameable/knopf.css](https://github.com/frameable/knopf.css) - Modern, modular, extensible button system designed for both rapid prototyping and production-ready applications
* [benfrain/app-reset](https://github.com/benfrain/app-reset) - A minimal set of reset CSS specifically for web applications
* [explosion/displacy-ent](https://github.com/explosion/displacy-ent) - :boom: displaCy-ent.js: An open-source named entity visualiser for the modern web
* [h5bp/main.css](https://github.com/h5bp/main.css) - A repository for the development of the HTML5 Boilerplate CSS file, main.css
* [vmcreative/Hexi-Flexi-Grid](https://github.com/vmcreative/Hexi-Flexi-Grid) - An SCSS partial that builds flexible, modular hex grids using CSS Grid
* [torch2424/aesthetic-css](https://github.com/torch2424/aesthetic-css) - A vaporwave CSS framework 🌴🐬
* [Atharva1802/CSS-trickies](https://github.com/Atharva1802/CSS-trickies) - Here is the code for some cool CSS tricks that I've made.
* [loup-brun/buttons](https://github.com/loup-brun/buttons) - A collection of CSS buttons.
* [Tagggar/Firefox-Alpha](https://github.com/Tagggar/Firefox-Alpha) - 🗿 Super clear desktop browser with zero buttons and intuitive gesture controls
* [kaushikjadhav01/Online-Food-Ordering-Web-App](https://github.com/kaushikjadhav01/Online-Food-Ordering-Web-App) - Online Food Ordering System Website using basic PHP, SQL, HTML & CSS. You can use any one of XAMPP, WAMP or LAMP server to run the Web App
* [apache/cordova-app-hello-world](https://github.com/apache/cordova-app-hello-world) - Apache Cordova Template App
* [Xe/Xess](https://github.com/Xe/Xess) - My minimal Gruvbox CSS file I've been keeping multiple places
* [jritsema/go-htmx-tailwind-example](https://github.com/jritsema/go-htmx-tailwind-example) - Example CRUD app written in Go + HTMX + Tailwind CSS
* [dbarochiya/me](https://github.com/dbarochiya/me) - This is the code implementation for the blog 'How to create your portfolio website in React.js'
* [codepo8/CSS3-Rainbow-Dividers](https://github.com/codepo8/CSS3-Rainbow-Dividers) - No longer must your rainbow dividers be images slowing down your computer! Make them hardware accelerated!
* [briancodex/html-css-js-website-smooth-scroll](https://github.com/briancodex/html-css-js-website-smooth-scroll) - Simple website created using HTML, CSS & Javascript with smooth scroll effect
* [bassjobsen/typeahead.js-bootstrap-css](https://github.com/bassjobsen/typeahead.js-bootstrap-css) - LESS / CSS code for using typeahead.js with Bootstrap 3
* [sixrevisions/responsive-full-background-image](https://github.com/sixrevisions/responsive-full-background-image) - Sources files for a Six Revisions tutorial called Responsive Full Background Image Using CSS
* [karlgroves/diagnostic.css](https://github.com/karlgroves/diagnostic.css) - Diagnostic.css is a stylesheet which allows the user to test for common errors in a page's markup
* [haydenbbickerton/vue-animate](https://github.com/haydenbbickerton/vue-animate) - *UNSUPPORTED* (active fork @ https://github.com/asika32764/vue2-animate)  Vue.js port of Animate.css
* [CyanVoxel/Obsidian-Colored-Sidebar](https://github.com/CyanVoxel/Obsidian-Colored-Sidebar) - A Colored Sidebar CSS Snippet for Obsidian.
* [ryboe/CSS3](https://github.com/ryboe/CSS3) - The most complete CSS support for Sublime Text
* [Roopaish/CSS-RoadMap](https://github.com/Roopaish/CSS-RoadMap) - Covering all the CSS aspects through the RoadMap. Buttons, Hover Effects, Animations, Emoji, Tooltips, Landing Page, Youtube Clone
* [cat-a-flame/CSSHell](https://github.com/cat-a-flame/CSSHell) - Collection of common CSS mistakes, and how to fix them
* [alecrios/core-reset](https://github.com/alecrios/core-reset) - A CSS reset that reduces all elements to their most basic forms
* [0kzh/minimal-youtube](https://github.com/0kzh/minimal-youtube) - Arc Boost to clean up the YouTube UI
* [pbakaus/transformie](https://github.com/pbakaus/transformie) - Transformie is a javascript plugin that comes in less than 5k that you embed into web pages and that brings you CSS Transforms by mapping the native IE Filter API to CSS trandforms as proposed by Webkit.
* [Angelmmiguel/graaf](https://github.com/Angelmmiguel/graaf) - A collection of pure CSS grids for designing your new projects
* [viduthalai1947/loaderskit](https://github.com/viduthalai1947/loaderskit) - Single Element Pure CSS Spinners & Loaders
* [tzi/chewing-grid.css](https://github.com/tzi/chewing-grid.css) - A CSS Grid ideal for card listing design like tiles, videos or articles listing. Responsive without media-queries.
* [drannex42/FirefoxSidebar](https://github.com/drannex42/FirefoxSidebar) - Vertical tab design for Firefox with dynamic indentation:: Sidebery and TreeStyleTabs (Legacy) themes available!
* [Bali10050/FirefoxCSS](https://github.com/Bali10050/FirefoxCSS) - Custom firefox interface
* [bedimcode/responsive-real-state-website](https://github.com/bedimcode/responsive-real-state-website) - Responsive Real State Website Design Using HTML CSS & JavaScript
* [parthwebdev/UI-Components](https://github.com/parthwebdev/UI-Components) - Some Awesome UI Components made with HTML, CSS and JavaScript.
* [maykbrito/devlinks](https://github.com/maykbrito/devlinks) - Em 5h de aula, construa esse projeto e inicie na programação o mais rápido possível! ⭐️
* [MartinChavez/HTML-CSS-Advanced-Topics](https://github.com/MartinChavez/HTML-CSS-Advanced-Topics) - HTML/CSS: Advanced Topics
* [arp242/hello-css](https://github.com/arp242/hello-css) - A CSS template focused on readability
* [jovey-zheng/loader](https://github.com/jovey-zheng/loader) - Pure css loading animations. As long as only one element!
* [catalinred/css3-patterned-buttons](https://github.com/catalinred/css3-patterned-buttons) - CSS3 buttons with base64 noise pattern effect.
* [ksmandersen/compass-normalize](https://github.com/ksmandersen/compass-normalize) - A compass plugin for using normalize.css
* [kevinjycui/css-video](https://github.com/kevinjycui/css-video) - Converts images and video frames to pure CSS + HTML files using Breadth-first Search and Canny Edge Detection with keyframe animations
* [csswizardry/discovr](https://github.com/csswizardry/discovr) - CSS Architecture workshop files
* [RoseTheFlower/MetroSteam](https://github.com/RoseTheFlower/MetroSteam) - Metro skin for Steam. Reborn.
* [groovydev/twitter-bootstrap-grails-plugin](https://github.com/groovydev/twitter-bootstrap-grails-plugin) - Grails plugin for Twitter Bootstrap CSS framework resources
* [ream88/stylelint-config-idiomatic-order](https://github.com/ream88/stylelint-config-idiomatic-order) - stylelint + idiomatic-css = ❤️
* [innocenzi/tailwindcss-scroll-snap](https://github.com/innocenzi/tailwindcss-scroll-snap) - CSS Scroll Snap utilities for Tailwind CSS
* [KillYoy/DiscordNight](https://github.com/KillYoy/DiscordNight) - An actual Dark/Nightmode Theme for Discord/BetterDiscord
* [bedimcode/responsive-car-website](https://github.com/bedimcode/responsive-car-website) - Responsive Car Website Design Using HTML CSS & JavaScript
* [tamino-martinius/ui-snippets-menu-animations](https://github.com/tamino-martinius/ui-snippets-menu-animations) - Four different menu animations for menu button toggle between hamburger, cross and back icon.
* [CyanVoxel/Obsidian-Notebook-Themes](https://github.com/CyanVoxel/Obsidian-Notebook-Themes) - A Series of Notebook Theme CSS Snippets for Obsidian.
* [bchanx/animated-gameboy-in-css](https://github.com/bchanx/animated-gameboy-in-css) - Animated Gameboy created in CSS.
* [zavoloklom/material-design-color-palette](https://github.com/zavoloklom/material-design-color-palette) - Material Design Color Palette: LESS/CSS toolkit
* [vaibhav111tandon/vov.css](https://github.com/vaibhav111tandon/vov.css) - 📱💻A CSS Library for small but useful animations💻📱
* [userexec/Pi-Kitchen-Dashboard](https://github.com/userexec/Pi-Kitchen-Dashboard) - A simple HTML/CSS/JS time and weather dashboard for use with Raspberry Pi and Chromium
* [t32k/maple](https://github.com/t32k/maple) - A better front-end boilerplate.
* [qieguo2016/iconoo](https://github.com/qieguo2016/iconoo) - A Flexible Pure CSS Icon Pack! One Tag One Icon! https://qieguo2016.github.io/iconoo/
* [sathify/CCSS](https://github.com/sathify/CCSS) - CSS architecture for web applications
* [frontaid/natural-selection](https://github.com/frontaid/natural-selection) - CSS Boilerplate / Starter Kit: Collection of best-practice CSS selectors
* [frontend-joe/css-navbars](https://github.com/frontend-joe/css-navbars) - Collection of responsive navbars built using HTML, CSS and JavaScript
* [catc/simple-hint](https://github.com/catc/simple-hint) - CSS-only tooltip packed with a variety of features.
* [aalvarado/JiraDarkTheme](https://github.com/aalvarado/JiraDarkTheme) - 🌙 😎 Jira Dark Theme Usercss / Stylus
* [uloga/modulr.css](https://github.com/uloga/modulr.css) - :jack_o_lantern:Modulr.css - A fast and easy modular approach to building powerful web and mobile interfaces.:ghost:
* [JontyYang/Html_Css](https://github.com/JontyYang/Html_Css) - html5 css
* [dmhendricks/bootstrap-grid-css](https://github.com/dmhendricks/bootstrap-grid-css) - The grid and responsive utilities classes extracted from the Bootstrap 4 framework, compiled into CSS.
* [diagnosticss/diagnosticss](https://github.com/diagnosticss/diagnosticss) - Diagnostic CSS stylesheet that helps visually detect any potentially invalid, inaccessible or erroneous HTML markup.
* [codrops/ArrowNavigationStyles](https://github.com/codrops/ArrowNavigationStyles) - Some inspiration for arrow navigation styles and hover effects using SVG icons for the arrows, and CSS transitions and animations for the effects.
* [8lueberry/google-material-color](https://github.com/8lueberry/google-material-color) - Google material color for SASS, LESS, Stylus, CSS, JS, etc
* [OwlyStuff/amazium](https://github.com/OwlyStuff/amazium) - The responsive CSS web framework
* [YJLAugus/cnblogs-theme-simple-color](https://github.com/YJLAugus/cnblogs-theme-simple-color) - 一个简约极致色彩的博客园主题
* [sindresorhus/ios-landing-page](https://github.com/sindresorhus/ios-landing-page) - Landing page template for iOS apps
* [sharadcodes/jekyll-theme-serial-programmer](https://github.com/sharadcodes/jekyll-theme-serial-programmer) - A Jekyll theme for serial programmers (-.-)
* [zhongxia245/blog](https://github.com/zhongxia245/blog) - 这是一个Blog， 如果喜欢可以订阅，是Watch, 不是 Star 哈。。。
* [Jinkeycode/vscode-transparent-glow](https://github.com/Jinkeycode/vscode-transparent-glow) - transparent vscode css
* [callmenick/CSS-Circle-Menu](https://github.com/callmenick/CSS-Circle-Menu) - A fly-out circle menu built with CSS.
* [zweilove/css_splitter](https://github.com/zweilove/css_splitter) - Gem for splitting up stylesheets that go beyond the IE limit of 4095 selectors, for Rails 3.1+ apps using the Asset Pipeline.
* [Set-Creative-Studio/cube-boilerplate](https://github.com/Set-Creative-Studio/cube-boilerplate) - A simple CUBE CSS boilerplate for Set Studio
* [micjamking/navigataur](https://github.com/micjamking/navigataur) - A pure CSS responsive navigation menu
* [i-akhmadullin/Sublime-CSS3](https://github.com/i-akhmadullin/Sublime-CSS3) - at this point just use official CSS package =>
* [DXY-F2E/dxy-ui](https://github.com/DXY-F2E/dxy-ui) - 一套适用于PC端的前端UI库，囊括了基础样式以及十余个基础组件。
* [1-2-3/remark-it](https://github.com/1-2-3/remark-it) - markdown -> slideshow ——Write PPT like a programmer
* [bedimcode/responsive-ecommerce-website](https://github.com/bedimcode/responsive-ecommerce-website) - Responsive Ecommerce Website Using HTML CSS JavaScript
* [MuriungiPatrick/Bootstrap-5-Theming-Kit](https://github.com/MuriungiPatrick/Bootstrap-5-Theming-Kit) - A Theming kit to Customize Bootstrap 5 with Sass
* [agauniyal/wireframe](https://github.com/agauniyal/wireframe) - minimal wireframing css-framework 🎈
* [shbwb/bwb](https://github.com/shbwb/bwb) - A basic webpage builder
* [ruipenso/ucss](https://github.com/ruipenso/ucss) - UCSS - Utility CSS
* [codrops/CSSMarqueeMenu](https://github.com/codrops/CSSMarqueeMenu) - A simple CSS based marquee effect for a menu.
* [thewirelessguy/cornerstone](https://github.com/thewirelessguy/cornerstone) - Cornerstone is a WordPress starter theme based on the Zurb Foundation Responsive Framework. Cornerstone aims to provide a lightweight starter theme that is responsive and SEO friendly that web designers can build great looking websites on.
* [nashvail/ATVIcons](https://github.com/nashvail/ATVIcons) - Apple TV 2015 icons recreated in HTML, CSS and JS
* [michaeltaranto/basekick](https://github.com/michaeltaranto/basekick) - Typographical baselines for CSS
* [kenangundogan/flexible-grid](https://github.com/kenangundogan/flexible-grid) - Flexible grid layouts to get you familiar with building within the flexible grid system.(HTML, CSS, SASS, SCSS)
* [flathemes/bootflat](https://github.com/flathemes/bootflat) - BOOTFLAT is an open source Flat UI KIT based on Twitter Bootstrap 3 css framework. It provides a faster, easier and less repetitive way for web developers to create elegant web app.
* [codrops/ColorExtraction](https://github.com/codrops/ColorExtraction) - Creating a color palette from images in a fun way using CSS Filters and Vibrant.js
* [moonrhythm/biomatic](https://github.com/moonrhythm/biomatic) - A Flexible Atomic-Focused CSS Toolkit
* [Dev-Jeromebaek/awesome-web-styling](https://github.com/Dev-Jeromebaek/awesome-web-styling) - Awesome Web Styling with CSS Animation Effects ⭐️
* [brenna/csshexagon](https://github.com/brenna/csshexagon) - Pure CSS hexagon generator, built with AngularJS
* [npjg/classic.css](https://github.com/npjg/classic.css) - Generate a Classic Mac interface in your browser
* [kijepark/one-page-template](https://github.com/kijepark/one-page-template) - One Page Template for Developer Portfolio
* [bedimcode/responsive-portfolio-website-chris](https://github.com/bedimcode/responsive-portfolio-website-chris) - Responsive Personal Portfolio Website Design Using HTML CSS & JavaScript
* [WhatsNewSaes/Skeleton-Less](https://github.com/WhatsNewSaes/Skeleton-Less) - The (un)official Less Version of Skeleton (2.0.4): A Dead Simple, Responsive Boilerplate for Mobile-Friendly Development
* [Geolage/demos](https://github.com/Geolage/demos) - temporary static pages demos on github
* [BraydenTW/react-tailwind-portfolio](https://github.com/BraydenTW/react-tailwind-portfolio) - 👨‍🎨 An open-source portfolio template built with React and Tailwind.
* [andri/fluidable](https://github.com/andri/fluidable) - Standalone CSS grid system
* [Socvest/streamlit-on-Hover-tabs](https://github.com/Socvest/streamlit-on-Hover-tabs) - Custom tabs for on hover streamlit navigation bar created by custom css
* [picturepan2/solar.css](https://github.com/picturepan2/solar.css) - Pure CSS Solar System Animation
* [mehmetkahya0/temp-mail](https://github.com/mehmetkahya0/temp-mail) - TempMail is a simple web application that allows you to generate temporary email addresses and view the emails received by these addresses.
* [jez/pandoc-markdown-css-theme](https://github.com/jez/pandoc-markdown-css-theme) - CSS files and a template for using Pandoc to generate standalone HTML files
* [zellwk/css-reset](https://github.com/zellwk/css-reset) - Zell's personal CSS Reset
* [qrac/musubii](https://github.com/qrac/musubii) - Simple CSS Framework for JP
* [leeluolee/mcss](https://github.com/leeluolee/mcss) - writing modular css witch mcss
* [raycon/vscode-markdown-style](https://github.com/raycon/vscode-markdown-style) - Markdown styles for vscode
* [mgeraci/Less-Boilerplate](https://github.com/mgeraci/Less-Boilerplate) - The Less.CSS file full of helpers that I use in my design projects.
* [adobe-webplatform/Demo-for-Alice-s-Adventures-in-Wonderland](https://github.com/adobe-webplatform/Demo-for-Alice-s-Adventures-in-Wonderland) - Demo of CSS Shapes using the Alice in Wonderland story.
* [ptb/flexgrid](https://github.com/ptb/flexgrid) - Next-generation CSS grid framework based on flexbox. Provides the same responsive 12 column fluid layout as Bootstrap 3 to most browsers. Even supports IE 6! Simple, fast, and easy.
* [Wakkos/Wakkos-CSS-Framework](https://github.com/Wakkos/Wakkos-CSS-Framework) - SCSS Framework para agilizar maquetación Frontend.
* [lukakerr/ion](https://github.com/lukakerr/ion) - A lightweight CSS framework that brings MacOS styled elements to Electron
* [liang4793/liang4793.github.io](https://github.com/liang4793/liang4793.github.io) - ⚡Liáng4793's Repository (main website) 😸Redefine the world with imagination
* [rcvd/roam-css-system](https://github.com/rcvd/roam-css-system) - Roam CSS System 2.0
* [T-baby/ICECss](https://github.com/T-baby/ICECss) - 一个简洁的CSS框架
* [fxaeberhard/handdrawn.css](https://github.com/fxaeberhard/handdrawn.css) - Handdrawn.css lets you prototype your web site with a hand drawn look and feel.
* [ClearVision/ClearVision-v5](https://github.com/ClearVision/ClearVision-v5) - Automatically updating, easily customizable Theme for Discord.
* [tomhodgins/preset](https://github.com/tomhodgins/preset) - A simple CSS preset for 2020
* [huruji/loading](https://github.com/huruji/loading) - loading动画合集
* [CTalvio/Monochromic](https://github.com/CTalvio/Monochromic) - A color muted, minimalistic theme for Jellyfin mediaserver created using CSS overrides
* [FontFaceKit/roboto](https://github.com/FontFaceKit/roboto) - CSS/SASS codes and woff files for google's roboto webfont
* [dudleystorey/thenewdefaults](https://github.com/dudleystorey/thenewdefaults) - Sass replacement for the standard CSS named color system
* [wecatch/markdown-css](https://github.com/wecatch/markdown-css) - A tool convert css style into markdown inline style
* [sporkd/compass-h5bp](https://github.com/sporkd/compass-h5bp) - Compass library of Html5Boilerplate's style.css
* [gsuez/master-bootstrap-3](https://github.com/gsuez/master-bootstrap-3) - Joomla 3.x Template with Bootstrap 3
* [7ninjas/scss-mixins](https://github.com/7ninjas/scss-mixins) - Collection of scss mixins and functions to ease and improve implementations of common style-code patterns.
* [madmurphy/takefive.css](https://github.com/madmurphy/takefive.css) - The most advanced pure CSS lightbox – not one single line of JavaScript has been wasted
* [gadenbuie/cleanrmd](https://github.com/gadenbuie/cleanrmd) - 📄✨Clean Class-Less R Markdown HTML Documents
* [fellowish/firefox-review](https://github.com/fellowish/firefox-review) - A Firefox Preview inspired theme for desktop
* [amiechen/codrops-libre](https://github.com/amiechen/codrops-libre) - A reponsive single page app template for collection management projects
* [LinWin-Cloud/setool-master](https://github.com/LinWin-Cloud/setool-master) - SetoolMaster是一款让你入门即入狱的python3开发的进阶型社会工程学工具。包括了全球定位、Ngrok内网穿透、Seeker高精度定位、网页钓鱼、病毒攻击、恐吓勒索信、爬虫、网站克隆、物联网设备搜索等，同时拥有中文支持，内置大量钓鱼模板，设计用于组织级别红队渗透测试，用于团队组织设备型协同，经过非常多的实战演练，效果出众，远超同行产品
* [linxz/tianyizone](https://github.com/linxz/tianyizone) - 整理平时会偶尔用到的一些CSS小东西
* [A-FE/vue-transition.css](https://github.com/A-FE/vue-transition.css) - vue-transition  animation
* [tmoreton/useful.ly](https://github.com/tmoreton/useful.ly) - useful.ly Flexbox-Based CSS Framework
* [elliotdahl/flex-grid-lite](https://github.com/elliotdahl/flex-grid-lite) - Lightweight column grid with the power of flexbox
* [Cipriano99/CiprianoCSS](https://github.com/Cipriano99/CiprianoCSS) - Framework de CSS em português!
* [winjs/grid](https://github.com/winjs/grid) - CSS Grid Framework
* [shuding/cssosx](https://github.com/shuding/cssosx) - A CSS & JS made macOS UI.
* [s5s5/CSS-Animations](https://github.com/s5s5/CSS-Animations) - 一些在项目中学习、使用CSS的动画心得。与大家一起探讨CSS动画的What How Why。
* [humidair1999/nuclide](https://github.com/humidair1999/nuclide) - A CSS framework for utilizing the Atomic design pattern
* [Soft-Bred/Brave-Fox](https://github.com/Soft-Bred/Brave-Fox) - Firefox Stylesheet To Add Brave-Like Elements
* [simurai/filter.css](https://github.com/simurai/filter.css) - A collection of CSS filter combos
* [RichardBray/color-me-sass](https://github.com/RichardBray/color-me-sass) - Colour library for the css preprocessor SASS
* [haozki/luckyOne](https://github.com/haozki/luckyOne) - HTML5&CSS3抽奖小程序
* [calrobertlee/roam-css-styles](https://github.com/calrobertlee/roam-css-styles) - Visually polished CSS styles for RoamResearch
* [lmgonzalves/morphing-hamburger-menu](https://github.com/lmgonzalves/morphing-hamburger-menu) - A CSS only Morphing Hamburger Menu.
* [Fentaniao/Liquid](https://github.com/Fentaniao/Liquid) - A nice theme designed for Typora in Windows 11.
* [buzzfeed/solid](https://github.com/buzzfeed/solid) - This repo will collect all basic BuzzFeed styling CSS.
* [anater/tachyons-animate](https://github.com/anater/tachyons-animate) - Single purpose classes to help you orchestrate CSS animations
* [wbobeirne/stranger-things](https://github.com/wbobeirne/stranger-things) - Intro of the show Stranger Things in CSS
* [parsegon/math-css](https://github.com/parsegon/math-css) - Easy way to represent math by a few lines of HTML via CSS.
* [mrmlnc/material-color](https://github.com/mrmlnc/material-color) - :high_brightness: The colour palette, based on Google's Material Design, for use in your project.
* [mapbox/assembly](https://github.com/mapbox/assembly) - Making the hard parts of designing for the web easy.
* [cristurm/nyan-cat](https://github.com/cristurm/nyan-cat) - Nyan Cat made with HTML5+CSS3+JavaScript
* [codrops/ItemSlider](https://github.com/codrops/ItemSlider) - A tutorial on how to create a simple category slider with a minimal design using CSS animations and jQuery. The idea is to slide the items sequentially depending on the slide direction.
* [lukehaas/css-pokemon](https://github.com/lukehaas/css-pokemon) - An experiment with CSS clip-path and variables
* [hrqmonteiro/joplin-theme](https://github.com/hrqmonteiro/joplin-theme) - My Joplin theme files, including userchrome.css and userstyles.css, as well as some markdown templates for my notes.
* [Lavender-Discord/Lavender](https://github.com/Lavender-Discord/Lavender) - A highly customizeable and good looking discord theme.
* [podrivo/thegoodman](https://github.com/podrivo/thegoodman) - An experiment with basic CSS3 animations.
* [outboxcraft/beauter](https://github.com/outboxcraft/beauter) - A simple framework for faster and beautiful responsive sites
* [hail2u/normalize.scss](https://github.com/hail2u/normalize.scss) - Modularized and Sassy normalize.css
* [dryan/css-smart-grid](https://github.com/dryan/css-smart-grid) - Lightweight, Responsive, Mobile First Grid System
* [codrops/PageRevealEffects](https://github.com/codrops/PageRevealEffects) - Some ideas for modern multi-layer page transitions using CSS Animations.
* [zalando/dress-code](https://github.com/zalando/dress-code) - The official style guide and framework for all Zalando Brand Solutions products
* [chetachiezikeuzor/Obsidian-Snippets](https://github.com/chetachiezikeuzor/Obsidian-Snippets) - A repo full of my snippets for Obsidian.md. Use them to customize your workspace and/or add to a theme! 🪄
* [rishabh-rajgarhia/bootstrap-4-utilities](https://github.com/rishabh-rajgarhia/bootstrap-4-utilities) - Bootstrap 4 utility classes in LESS CSS for Bootstrap 3 or any other projects.
* [markdowncss/modest](https://github.com/markdowncss/modest) - A markdown CSS module that is rather modest.
* [danilolmc/interfaces-clone](https://github.com/danilolmc/interfaces-clone) - Repositório com clones de interfaces para praticar CSS
* [caramelcss/caramel](https://github.com/caramelcss/caramel) - a simple to use, easy to remember css framework
* [bartkozal/hocus-pocus](https://github.com/bartkozal/hocus-pocus) - Universal and lightweight stylesheet starter kit
* [zemirco/flexbox-grid](https://github.com/zemirco/flexbox-grid) - Grid system using CSS flex properties
* [picturepan2/icons.css](https://github.com/picturepan2/icons.css) - Single Element Pure CSS icons
* [Mohammedcha/TikTok-FLP](https://github.com/Mohammedcha/TikTok-FLP) - Tik Tok FLP is a Perfect CPA landing page coded in HTML, PHP, JS, and CSS, provided free of charge by Re-skinning Group
* [xingbofeng/css-grid-flex](https://github.com/xingbofeng/css-grid-flex) - :book:An introduction about grid and flex of css.
* [discord-extensions/modern-indicators](https://github.com/discord-extensions/modern-indicators) - Updates Discord's indicators to feel more modern.
* [bedimcode/responsive-gym-website](https://github.com/bedimcode/responsive-gym-website) - Responsive Gym Website Design Using HTML CSS & JavaScript
* [stephenway/compass-inuit](https://github.com/stephenway/compass-inuit) - :white_flower: Compass extension for inuit.css. More than 40k users served!
* [shanyuhai123/learnCSS](https://github.com/shanyuhai123/learnCSS) - 该库用来学习 CSS
* [sebastianmusial/SSCSS](https://github.com/sebastianmusial/SSCSS) - Light Sass lib for managing your font-size, margin, padding, and position values across breakpoints.
* [ranjithprabhuk/Angular-Bootstrap-Dashboard](https://github.com/ranjithprabhuk/Angular-Bootstrap-Dashboard) - Angular Bootstrap Dashboard is a web dashboard application based on Bootstrap and AngularJS. All components included in this dashboard template has been developed to bring all the potential of HTML5 and Bootstrap plus a set of new features (JS and CSS) ideal for your next dashboard admin theme or admin web app project. Angular Bootstrap Dashboard can be used in any type of web applications dashboard: Single Page Application (SPA), project management system, ecommerce admin dashboard, CMS, CRM, SAAS, help desk; for personal and business purposes. Angular Bootstrap Dashboard uses ui-router for routing purposes.
* [zendeskgarden/css-components](https://github.com/zendeskgarden/css-components) - :seedling: garden CSS components
* [jaydenseric/Fix](https://github.com/jaydenseric/Fix) - A CSS normalization/reset reference.
* [frontendcharm/Mini-Projects](https://github.com/frontendcharm/Mini-Projects) - Mini projects for beginners made using HTML, CSS and a little bit of JavaScript.
* [jacobbates/pi-hole-midnight](https://github.com/jacobbates/pi-hole-midnight) - Custom dark theme CSS for pi-hole to replace skin-blue AdminLTE theme
* [haixiangyan/codeblock-beautifier](https://github.com/haixiangyan/codeblock-beautifier) -  💅 A chrome extension for highlighting codes of Medium Articles
* [AlphaConsole/AlphaConsoleElectron](https://github.com/AlphaConsole/AlphaConsoleElectron) - AlphaConsole Electron UI
* [newmanls/OnelineProton](https://github.com/newmanls/OnelineProton) - An oneline userChrome.css theme for Firefox, which aims to keep the Proton experience
* [daktales/Mou-Themes-Collection](https://github.com/daktales/Mou-Themes-Collection) - A collection of themes (and css) for Mou
* [angel-rs/css-color-filter-generator](https://github.com/angel-rs/css-color-filter-generator) - Generate custom css filter property to achieve any target color :art:
* [sindresorhus/strip-css-comments](https://github.com/sindresorhus/strip-css-comments) - Strip comments from CSS
* [lucagez/bars](https://github.com/lucagez/bars) - css progress bars made with svg patterns
* [donovanh/zelda](https://github.com/donovanh/zelda) - CSS Zelda-inspired animation
* [arizzitano/css3wordart](https://github.com/arizzitano/css3wordart) - 1990s MS WordArt. In CSS3.
* [aprietof/every-layout](https://github.com/aprietof/every-layout) -  Minimum HTML/CSS/JS needed for recreating Heydon Pickering & Andy Bell's Every Layouts.
* [mrmrs/css-uncut](https://github.com/mrmrs/css-uncut) - WIP: All of css as single purpose classes
* [LeaVerou/play.csssecrets.io](https://github.com/LeaVerou/play.csssecrets.io) - CSS Secrets Book live demos
* [Viglino/iconicss](https://github.com/Viglino/iconicss) - More than 900 pure CSS3 icons!
* [omerimzali/uiterminal](https://github.com/omerimzali/uiterminal) - Terminal Style CSS Framework
* [legacy-icons/famfamfam-silk](https://github.com/legacy-icons/famfamfam-silk) - Famfamfam Silk icons, made available in various package managers, shipped with CSS spritesheet
* [codewithsadee/music-player](https://github.com/codewithsadee/music-player) - A fully responsive web music player using vanilla javascript, Responsive for all devices, build using html, css, and javascript.
* [tretapey/raisincss](https://github.com/tretapey/raisincss) - An Utility CSS only library. It supports css grid and many more useful css properties.
* [ronanlevesque/FOX-CSS](https://github.com/ronanlevesque/FOX-CSS) - A light CSS/Sass framework
* [iFelix18/Dark-qBittorrent-WebUI](https://github.com/iFelix18/Dark-qBittorrent-WebUI) - A darker theme for qBittorrent WebUI (ispired by Cozzy's theme: userstyles.org/styles/152766)
* [stevebauman/curlwind](https://github.com/stevebauman/curlwind) - Generate Tailwind utility stylesheets on demand.
* [newaeonweb/ResponsiveAeon-Cssgrid](https://github.com/newaeonweb/ResponsiveAeon-Cssgrid) - Lightweight Responsive CSS Grid System, build to be Simple Fast and Intuitive, only 1kb minified.
* [mgastonportillo/gale-for-ff](https://github.com/mgastonportillo/gale-for-ff) - CSS files to theme Firefox with Sidebery
* [longsien/BareCSS](https://github.com/longsien/BareCSS) - A classless CSS framework
* [nemophrost/atomic-css](https://github.com/nemophrost/atomic-css) - Atomic CSS library with a CSS style guide for using atomic CSS in conjunction with OOCSS and CSS components
* [derny/reuze](https://github.com/derny/reuze) - Reuze is a teeny-tiny front end tool that makes structuring HTML and CSS for blogs and article-heavy sites a breeze.
* [tilomitra/infinite](https://github.com/tilomitra/infinite) - A small set of useful infinite CSS animations that you can drop into your project.
* [mhanberg/jekyll-tailwind-starter](https://github.com/mhanberg/jekyll-tailwind-starter) - Starter project for using Jekyll with Tailwind CSS
* [Lisandra-dev/Obsidian-Snippet-collection](https://github.com/Lisandra-dev/Obsidian-Snippet-collection) - A collection of snippet to customize obsidian
* [iandinwoodie/github-markdown-tailwindcss](https://github.com/iandinwoodie/github-markdown-tailwindcss) - ⛵ Replicate GitHub Flavored Markdown with Tailwind CSS components
* [danilowoz/wipe.css](https://github.com/danilowoz/wipe.css) - 🚿 Stop suffering and resetting styles for every new project. This is a library to reset default styles with some opinionated changes, that you might love (or not).
* [bmbrands/theme_bootstrap](https://github.com/bmbrands/theme_bootstrap) - A Moodle theme based on the Bootstrap CSS framework
* [escueladigital/Trucos-CSS](https://github.com/escueladigital/Trucos-CSS) - Repositorio de la serie Trucos CSS publicados en YouTube
* [aaroniker/framy-css](https://github.com/aaroniker/framy-css) - Very simple CSS Framework
* [trwnh/mastomods](https://github.com/trwnh/mastomods) - CSS tweaks and custom themes for Mastodon.
* [shawnohare/hugo-tufte](https://github.com/shawnohare/hugo-tufte) - Content centric Hugo blogging theme styled with Tufte-css
* [lewagon/html-css-challenges](https://github.com/lewagon/html-css-challenges) - HTML / CSS challenges @LeWagon
* [kriswep/cra-tailwindcss](https://github.com/kriswep/cra-tailwindcss) - Integrate Tailwind CSS in a Create React App setup
* [fourseven/pure-sass](https://github.com/fourseven/pure-sass) - Yahoo's Pure CSS library ported to SASS.
* [codrops/GlitchSlideshow](https://github.com/codrops/GlitchSlideshow) - A slideshow that uses a CSS glitch effect for slide transitions.
* [christian-fei/Timeline.css](https://github.com/christian-fei/Timeline.css) - Share life and work events with Timeline.css! Sass and SCSS port too!
* [Alsiso/normalize-zh](https://github.com/Alsiso/normalize-zh) - Normalize.css 中文文档与源码解读
* [zachwaugh/Helveticards](https://github.com/zachwaugh/Helveticards) - 100% CSS playing cards, originally created for the Pitboss poker server, you can see live demo at link below
* [voronianski/dookie-css](https://github.com/voronianski/dookie-css) - stylus driven css library
* [sgomes/css-aspect-ratio](https://github.com/sgomes/css-aspect-ratio) - A tiny module to help preserve aspect ratio in pure CSS
* [sagars007/starry-fox](https://github.com/sagars007/starry-fox) - Firefox css stylesheets for the dark space theme. Matching more UI elements with the theme.
* [markdowncss/retro](https://github.com/markdowncss/retro) - A markdown CSS module that is a blast to the past.
* [codyhouse/virgo-template](https://github.com/codyhouse/virgo-template) - Virgo is a free HTML, CSS, JS template built using the CodyHouse Components and Framework.
* [antonyleme/CSS-Animations](https://github.com/antonyleme/CSS-Animations) - Animations with HTML and CSS
* [ZMYaro/holo-web](https://github.com/ZMYaro/holo-web) - A CSS library that imitates the Android Holo themes.  If you are looking for a similar library for Material Design, try https://MaterialZ.dev.
* [opera7133/Blonde](https://github.com/opera7133/Blonde) - Blonde, A simple theme using Tailwind CSS.
* [obvionaoe/dark](https://github.com/obvionaoe/dark) - :first_quarter_moon_with_face: Dark themes / mode for Rambox, Franz or Ferdi messaging services
* [hicodersofficial/custom-html-css-js-widgets](https://github.com/hicodersofficial/custom-html-css-js-widgets) - Custom HTML, CSS & JavaScript Widgets.
* [bedimcode/responsive-mini-portfolio](https://github.com/bedimcode/responsive-mini-portfolio) - Responsive Mini Portfolio Website Design Using HTML CSS & JavaScript
* [adamstac/grid-coordinates](https://github.com/adamstac/grid-coordinates) - Sass and Compass highly-configurable CSS grid framework
* [tachyons-css/tachyons-verbose](https://github.com/tachyons-css/tachyons-verbose) - Functional CSS for humans. Verbose edition.
* [Redundakitties/colorful-minimalist](https://github.com/Redundakitties/colorful-minimalist) - collection of sidebery tweaks feat. autohiding & colored tabs
* [kuronekony4n/astream](https://github.com/kuronekony4n/astream) - A very epic anime streaming website. No Ads.
* [cognitom/keiyaku-css](https://github.com/cognitom/keiyaku-css) - Crazy Style Formatter for Japanese Contract Document
* [ademilter/html-css-ogreniyoruz](https://github.com/ademilter/html-css-ogreniyoruz) - uygulamalı anlatım
* [mrmrs/type.css](https://github.com/mrmrs/type.css) - A mobile-first responsive type scale
* [cunhasbia/30-days-of-CSS](https://github.com/cunhasbia/30-days-of-CSS) - 30 Days Of CSS is a challenge to help you improve your coding skills by doing mini daily projects using HTML and CSS.
* [amiechen/codrops-dropcast](https://github.com/amiechen/codrops-dropcast) - a responsive HTML/CSS/Javascript template, comes with Sketch files and a fully working site with SCSS. It works very well for podcasts landing pages or blogs, and can be easily customized.
* [ValerioLyndon/MAL-Public-List-Designs](https://github.com/ValerioLyndon/MAL-Public-List-Designs) - MyAnimeList designs available for anyone to use.
* [Ritika-Agrawal811/css-and-js-code-snippets](https://github.com/Ritika-Agrawal811/css-and-js-code-snippets) - A collection of real-life code snippets written in CSS and JavaScript for every web development project.
* [guoyunhe/flexbin](https://github.com/guoyunhe/flexbin) - Pure CSS, flexible and gapless image gallery layout like Google Images and 500px.com
* [giovannamoeller/login-form](https://github.com/giovannamoeller/login-form) - This is a simple and responsive login form made with HTML and CSS using transitions.
* [choidavid4/pagina-completa-html-css](https://github.com/choidavid4/pagina-completa-html-css) - pagina completa programaya
* [stuyam/CSSDevices](https://github.com/stuyam/CSSDevices) - :iphone:.css  Apple devices built in pure CSS
* [sanjayaharshana/AnimTrap](https://github.com/sanjayaharshana/AnimTrap) - AnimTrap is a CSS Framework for animations. Its like bootstrap for JS animations. All you need is to import AnimTrap and use it for animations in your webapp easily.  AnimTrap supports animations like scrolling and simple effects which would make a richer the experience from your webapp
* [Nainish-Rai/aesthetic-startpage](https://github.com/Nainish-Rai/aesthetic-startpage) - Aesthetic Startpage to boost your productivity and at the same time give your desktop a new aesthetic look
* [Ethredah/PHP-Blog-Admin](https://github.com/Ethredah/PHP-Blog-Admin) - A PHP Admin Dashboard / Website (with blog section)
* [dracula/obsidian](https://github.com/dracula/obsidian) - 🧛🏻‍♂️ Dark theme for Obsidian
* [codewithsadee/fitlife](https://github.com/codewithsadee/fitlife) - Fitlife is a fully responsive fitness website, Responsive for all devices, build using HTML, CSS, and JavaScript.
* [chantastic/minions.css](https://github.com/chantastic/minions.css) - evil micro-classes
* [bedimcode/responsive-portfolio-website-rian](https://github.com/bedimcode/responsive-portfolio-website-rian) - Responsive Personal Portfolio Website Using HTML CSS & JavaScript
* [axui/axui](https://github.com/axui/axui) - AXUI前端框架的理念是：能用css实现的不用js，需要使用js则尽量少用，需要大量使用js则尽量可复用。
* [xem/miniMinifier](https://github.com/xem/miniMinifier) - HTML/CSS/JS minifiers in 128+ bytes
* [rampatra/ui-kit-for-chrome-extensions](https://github.com/rampatra/ui-kit-for-chrome-extensions) - A UI template for designing the options/settings page for Chrome Extensions. It resembles the exact look as the native settings page of Chrome Browser.
* [Libra11-zz/CSS-EFFECT](https://github.com/Libra11-zz/CSS-EFFECT) - css effect
* [catppuccin/vimium](https://github.com/catppuccin/vimium) - 🌼 Soothing pastel theme for Vimium
* [chipriley/lovelace-css-values](https://github.com/chipriley/lovelace-css-values) - Simply a repo to house information about CSS values that can be modified by Lovelace theme files.
* [Amoenus/SwaggerDark](https://github.com/Amoenus/SwaggerDark) - CSS with dark theme for SwaggerUI
* [afuersch/css-percentage-circle](https://github.com/afuersch/css-percentage-circle) - Pure CSS percentage circle
* [thx/cube](https://github.com/thx/cube) - 跨终端、响应式、低设计耦合的CSS解决方案
* [localip/dark-discord](https://github.com/localip/dark-discord) - An actual dark mode for discord.
* [The-Shivam-garg/BigB-E-learn-Websit-e](https://github.com/The-Shivam-garg/BigB-E-learn-Websit-e) - BigB is a E-learning website built using HTML, CSS, JavaScript and Bootstrap - Hacktoberfest Accepted.  🤞                                          This project is previously accepted in GSSoC 2022 , JWOC 22.
* [AlfarexGuy2019/keyfox](https://github.com/AlfarexGuy2019/keyfox) - A simple, keystroke-centered CSS for Firefox.
* [prakhartiwari0/Arito](https://github.com/prakhartiwari0/Arito) - Arito is an Open-Source WebApp for practicing arithmetic skills.
* [designmodo/startup-framework-2-demo](https://github.com/designmodo/startup-framework-2-demo) - Startup Framework 2.2 Free — Beautiful framework based on Bootstrap 4.0 (html/css/scss/js/sketch/psd).
* [jpsilvashy/fluid-grid-system](https://github.com/jpsilvashy/fluid-grid-system) - A very lightwieght XHTML/CSS framework that follows both the typographic grid, and also baseline grid
* [Godiesc/Chameleons-Beauty](https://github.com/Godiesc/Chameleons-Beauty) - Adapted "Beautiful" Themes
* [vinceumo/atomic-bulldog-grid](https://github.com/vinceumo/atomic-bulldog-grid) - 🏢 CSS (SCSS) Grid based on CSS grid layout with @supports fallback to flexbox
* [radekkozak/discordian](https://github.com/radekkozak/discordian) - Obsidian dark theme inspired by Discord
* [otsaloma/markdown-css](https://github.com/otsaloma/markdown-css) - Stylesheets for Markdown to HTML conversion
* [oltdaniel/skeleton-plus](https://github.com/oltdaniel/skeleton-plus) - :ferris_wheel: simple stripped down css framework
* [LaasriNadia/Drawings](https://github.com/LaasriNadia/Drawings) - CSS drawings
* [fernandoleonid/speed-code-css-html](https://github.com/fernandoleonid/speed-code-css-html) - Vídeos estilo speed code para o youtube
* [billfienberg/grid-garden](https://github.com/billfienberg/grid-garden) - Solutions to CSS Grid Garden
* [OkGoDoIt/Office-Ribbon-2010](https://github.com/OkGoDoIt/Office-Ribbon-2010) - Office 2010 Style Ribbon Toolbar in HTML/CSS/JS
* [mdipierro/no.css](https://github.com/mdipierro/no.css) - Tiny CSS framework with almost no classes and some pure CSS effects
* [knhash/Pudhina](https://github.com/knhash/Pudhina) - A simple, minimal Jekyll theme for a personal web page and blog, focusing on white space and readability
* [Dugnist/html5-boilerplate](https://github.com/Dugnist/html5-boilerplate) - A simple, fast, modern, pure html, css (and sass), js, live reload starter template
* [dhanishgajjar/css-flags](https://github.com/dhanishgajjar/css-flags) - A collection of pure CSS flags, all single divs.
* [daliannyvieira/css-animations-pocket-guide](https://github.com/daliannyvieira/css-animations-pocket-guide) - A pocket guide to get started writing CSS Animations. :sparkles:
* [mrkrupski/LESS-Dynamic-Stylesheet](https://github.com/mrkrupski/LESS-Dynamic-Stylesheet) - A set of useful mixins for LESS, the CSS pre-processor: http://lesscss.org
* [vace/css3-animation-generator](https://github.com/vace/css3-animation-generator) - chrome plugin css3 animation generator
* [karloespiritu/bemskel](https://github.com/karloespiritu/bemskel) - A lightweight CSS framework written in BEM and SASS for building scalable component-based user interfaces
* [garu2/Skills-CSS](https://github.com/garu2/Skills-CSS) - 🚀 Una colección de tips para ayudarte a mejorar sus habilidades de CSS 🪐
* [codepo8/3drollovers.css](https://github.com/codepo8/3drollovers.css) - A CSS file to give you some cool 3D rollover effects
* [bedimcode/responsive-coffee-website](https://github.com/bedimcode/responsive-coffee-website) - Responsive Coffee Website Using HTML CSS & JavaScript
* [Archmonger/Blackberry-Themes](https://github.com/Archmonger/Blackberry-Themes) - CSS changes to many popular web services. Improves desktop site aesthetics and creates functional mobile sites! Comes with custom icons for Organizr!
* [aosmialowski/1140px-Responsive-CSS-Grid](https://github.com/aosmialowski/1140px-Responsive-CSS-Grid) - 1140px Responsive CSS Grid
* [lalwanivikas/image-editor](https://github.com/lalwanivikas/image-editor) - A simple image editor - via CSS properties.
* [DM164/Dark-by-DM](https://github.com/DM164/Dark-by-DM) - Dark by DM, a family of dark themes for different websites on the internet.
* [codrops/CSSProgress](https://github.com/codrops/CSSProgress) - A tutorial on how to create shaded CSS-only progress bars with Sass. By Rafael González.
* [BcRikko/css-collection](https://github.com/BcRikko/css-collection) - 🧙‍♂️ CSS芸人への道（CSSでつくったもの集）| I want to be CSS Magician
* [yfzhao20/Typora-markdown](https://github.com/yfzhao20/Typora-markdown) - 试验性的存储库，用于存放Typora折腾过的css样式和其他
* [tessus/joplin-custom-css](https://github.com/tessus/joplin-custom-css) - 📝 My custom styles for Joplin, the open source note taking app
* [tedconf/shed-css](https://github.com/tedconf/shed-css) - Functional and customizable CSS utilities with familiar names
* [nternetinspired/debug-css](https://github.com/nternetinspired/debug-css) - A style sheet to help detect invalid or inaccessible markup
* [colepeters/gemma](https://github.com/colepeters/gemma) - A lightweight CSS library.
* [codyhouse/content-filter](https://github.com/codyhouse/content-filter) - A slide-in filter panel powered by CSS and jQuery.
* [nateify/elementary-CSS](https://github.com/nateify/elementary-CSS) - A CSS framework based on the design of elementaryOS
* [minipai/ng-trans.css](https://github.com/minipai/ng-trans.css) - Easy transitions for AngularJS
* [markdowncss/air](https://github.com/markdowncss/air) - A markdown CSS module that is light and airy.
* [enjeck/btns](https://github.com/enjeck/btns) - A collection of buttons with cool hover effects
* [danharrin/alpine-tailwind-components](https://github.com/danharrin/alpine-tailwind-components) - Alpine.js and Tailwind CSS component source code from my YouTube tutorials.
* [cnanney/css-flip-counter](https://github.com/cnanney/css-flip-counter) - A revisit of my CSS flip counter
* [ShivamJoker/InShare](https://github.com/ShivamJoker/InShare) - Simple file sharing web app with drag & drop
* [itbruno/responsive-timeline](https://github.com/itbruno/responsive-timeline) - Responsive vertical timeline in SCSS
* [getbase/starter](https://github.com/getbase/starter) - Base Starter - A Rock Solid, Starter template that includes the Base CSS framework and modules to get you started on your next app or website.
* [codrops/SwatchBook](https://github.com/codrops/SwatchBook) - A tutorial about how to create a swatch book like component that let's you open and rotate the single swatches revealing some details. We will be using CSS transforms and transitions and create a simple jQuery plugin.
* [cannibalox/logseq-dark-hpx](https://github.com/cannibalox/logseq-dark-hpx) - CSS snippets and themes for www.logseq.com
* [berkanakyurek/select2-bootstrap4-theme](https://github.com/berkanakyurek/select2-bootstrap4-theme) - A theme for Select2 v4 and Bootstrap 4
* [StylishThemes/Overlay-Scrollbars](https://github.com/StylishThemes/Overlay-Scrollbars) - 🎨 An overlay scrollbar customizable theme for Firefox and Chrome based browsers
* [pavliukpetro/motion-css](https://github.com/pavliukpetro/motion-css) - The library of CSS3 animation
* [oliviale/CSS-Progress-Pie](https://github.com/oliviale/CSS-Progress-Pie) - A pure CSS progress pie chart
* [guglicap/wal-discord](https://github.com/guglicap/wal-discord) - Generate Discord css from pywal colors
* [chrisdwheatley/material-design-hamburger](https://github.com/chrisdwheatley/material-design-hamburger) - Android's Material Design hamburger animation built in CSS
* [birneee/obsidian-adwaita-theme](https://github.com/birneee/obsidian-adwaita-theme) - Obsidian theme in the style of Gnome Adwaita
* [bassjobsen/typeahead.js-bootstrap4-css](https://github.com/bassjobsen/typeahead.js-bootstrap4-css) - SCSS (Sass) / CSS code for using typeahead.js with Bootstrap 4
* [aniketsinha2002/DataGeek](https://github.com/aniketsinha2002/DataGeek) - A static educational website related to Data Science built using HTML, CSS, JS, Bootstrap and Tailwind from scratch
* [adamschwartz/chrome-tabs](https://github.com/adamschwartz/chrome-tabs) - Chrome-style tabs in HTML/CSS.
* [andreasgrafen/cascade](https://github.com/andreasgrafen/cascade) - A responsive One-Line CSS Theme for Firefox.
* [csswizardry/csswizardry.github.com](https://github.com/csswizardry/csswizardry.github.com) - My site.
* [qrac/yakuhanjp](https://github.com/qrac/yakuhanjp) - Yakumono-Hankaku Fonts
* [CodeCrafter11/css-projects](https://github.com/CodeCrafter11/css-projects) - You can find all source codes for all css projects here
* [uloga/decorator](https://github.com/uloga/decorator) - :pencil:Decorator HTML, CSS, and JavaScript Front-End Framework
* [MartinChavez/HTML-CSS](https://github.com/MartinChavez/HTML-CSS) - HTML/CSS Tutorial
* [kflorence/flurid](https://github.com/kflorence/flurid) - A cross-browser, fluid width CSS grid framework that doesn't hide pixels in margins!
* [raphamorim/react-motions](https://github.com/raphamorim/react-motions) - Compose React Animations using High-Order Functions or Components
* [jamesqquick/Design-and-Build-a-Chat-Application-with-Socket.io](https://github.com/jamesqquick/Design-and-Build-a-Chat-Application-with-Socket.io) - In this mini series we are going to Design and Build a chat application using Socket.io. We will first discuss basic design concepts while exploring the design for this application in Sketch. We will then move on to laying out our application in HTML and CSS, and lastly, will add Javascript to complete the functionality. Along the way, we are going to use modern Web Development technologies and features such as Flexbox, CSS Variables, ES6 Arrow Functions, ES6 Map, Let and Const variables, Node.js, Express.js, and Socket.io.
* [feichang/veryless](https://github.com/feichang/veryless) - less css 扩展
* [csswizardry/inuit.css-web-template](https://github.com/csswizardry/inuit.css-web-template) - Web template for housing the inuit.css framework as submodule
* [tiaanduplessis/nanoreset](https://github.com/tiaanduplessis/nanoreset) - Minimal CSS reset in less than 500 bytes
* [tecladocode/web-dev-bootcamp](https://github.com/tecladocode/web-dev-bootcamp) - Complete course and guide of the "Web Developer Bootcamp with Flask and Python"
* [technopagan/slides-in-markdown](https://github.com/technopagan/slides-in-markdown) - Slide deck tool for giving presentations written in MarkDown. Based on remark.js and written in plain HTML, CSS & JS. Features presenter console with speaker notes, timer, screen blanking and more. The theme provides all basic requirements for slide contents (images, video, code snippets etc) and gives you many small helpers to style contents.
* [aniketsinha2002/DataScienceWebsite.github.io](https://github.com/aniketsinha2002/DataScienceWebsite.github.io) - A static educational website (frontend) related to Data Science.
* [stevenmhunt/badgerly](https://github.com/stevenmhunt/badgerly) - A CSS 3 library for rendering badges.
* [P233/Rebar](https://github.com/P233/Rebar) - Rebar makes responsive development more efficient and keeps CSS organised.
* [theoinglis/ngAnimate.css](https://github.com/theoinglis/ngAnimate.css) - Animation classes for use with AngularJS
* [rhiokim/markdown-css](https://github.com/rhiokim/markdown-css) - markdown theme standard style, using less (for haroopad)
* [pixelscript-io/Less-Grid-Boilerplate](https://github.com/pixelscript-io/Less-Grid-Boilerplate) - A lightweight 12-column CSS grid system built with CSS Grid and LESS.
* [jonschlinkert/vertical-rhythm](https://github.com/jonschlinkert/vertical-rhythm) - Put some typographical vertical rhythm in your CSS.  LESS, Stylus and SCSS/SASS versions included.
* [bymathias/normalize.styl](https://github.com/bymathias/normalize.styl) - Stylus version of normalize.css
* [tysonmatanich/directional-scss](https://github.com/tysonmatanich/directional-scss) - Makes supporting CSS for left-to-right (LTR) and right-to-left (RTL) easy with Sass.
* [katychuang/hakyll-cssgarden](https://github.com/katychuang/hakyll-cssgarden) - gallery of themes for hakyll static site generator
* [browneyedsoul/RemNote-CSS-Library](https://github.com/browneyedsoul/RemNote-CSS-Library) - A Curated List of RemNote CSS Snippets for Better Note-taking and Spaced Repetition
* [bjankord/CSS-Components-Modifiers-And-Subcomponents-Collection](https://github.com/bjankord/CSS-Components-Modifiers-And-Subcomponents-Collection) - A collection of common CSS module class names
* [zhangjikai/markdown-css](https://github.com/zhangjikai/markdown-css) - A markdown theme for Markdown Preview Plus  Extension of Chrome
* [microsoft/project-html-website](https://github.com/microsoft/project-html-website) - Sample HTML+CSS+JS website
* [mgcrea/bootstrap-additions](https://github.com/mgcrea/bootstrap-additions) - CSS extension kit for Twitter Bootstrap 3.0+
* [alienresident/style-tiles](https://github.com/alienresident/style-tiles) - Create HTML and CSS Style Tiles with Sass & Compass
* [Trowel/Trowel](https://github.com/Trowel/Trowel) - ⚠️ DEPRECATED. Trowel is a Sass toolkit that allows you to create and use CSS frameworks with the most flexible pattern ever designed.
* [StylishThemes/Quora-Dark](https://github.com/StylishThemes/Quora-Dark) - :school: Dark Quora
* [polyanetuag/30DiasDeCSS](https://github.com/polyanetuag/30DiasDeCSS) - Mini projetos voltados para HTML E CSS
* [minoryorg/Noto-Sans-CJK-JP](https://github.com/minoryorg/Noto-Sans-CJK-JP) - サブセット化済みの「Noto Sans CJK JP」（日本語フォント）のCSS付きWebフォント
* [Isaac-Newt/userChrome-styles](https://github.com/Isaac-Newt/userChrome-styles) - A collection of userChrome.css styles for Firefox
* [codyhouse/dark-light-mode-switch](https://github.com/codyhouse/dark-light-mode-switch) - How to create a dark\light mode switch in CSS and Javascript
* [callmenick/CSS-Device-Mockups](https://github.com/callmenick/CSS-Device-Mockups) - Pure CSS device mockups.
* [ShaoZeMing/happy-birthday](https://github.com/ShaoZeMing/happy-birthday) - 基于H5和CSS制作的生日祝贺网页，兼容移动端自适应。demo http://love.4d4k.com/birthday/she
* [Roger-Melo/pokedex](https://github.com/Roger-Melo/pokedex) - Um boilerplate HTML + CSS para desenvolvermos uma pokedex com os 150 pokemons originais
* [olimsaidov/pixeden-stroke-7-icon](https://github.com/olimsaidov/pixeden-stroke-7-icon) - A series of iOS 7 inspired vector icons in a custom @font-face icon font that can be styled dynamically using CSS.
* [OfficeDev/Office-Add-in-UX-Design-Patterns-Code](https://github.com/OfficeDev/Office-Add-in-UX-Design-Patterns-Code) - [ARCHIVED] Implementations in HTML and CSS of the design patterns in the repo Office-Add-in-UX-Design-Patterns
* [MatrixAges/atom.css](https://github.com/MatrixAges/atom.css) - :kissing_closed_eyes: A atom-style library of CSS atomic elements. To build app faster and more flexible.
* [kokonior/CSS-Projects](https://github.com/kokonior/CSS-Projects) - Feel free to create new file, don't hesitate to pull your code, the most important thing is that the file name here must match your nickname so that file does not conflict with other people.
* [formaweb/formadmin](https://github.com/formaweb/formadmin) - Modern and responsive theme for Active Admin used by Formaweb.
* [f2ex/Frontend-Library](https://github.com/f2ex/Frontend-Library) - CSS, JavaScript 等前端开发资源
* [ElementUI/theme-default](https://github.com/ElementUI/theme-default) - Element default theme
* [codyhouse/ink-transition-effect](https://github.com/codyhouse/ink-transition-effect) - An ink bleed transition effect, powered by CSS animations.
* [you-dont-need/You-Dont-Need-JavaScript](https://github.com/you-dont-need/You-Dont-Need-JavaScript) - CSS is powerful, you can do a lot of things without JS.
* [30-seconds/30-seconds-of-css](https://github.com/30-seconds/30-seconds-of-css) - Short CSS code snippets for all your development needs
* [olton/Metro-UI-CSS](https://github.com/olton/Metro-UI-CSS) - Impressive component library for expressive web development! Build responsive projects on the web with the first front-end component library in Metro Style. And now there are even more opportunities every day!
* [ThemeParkTycoon/theme.park](https://github.com/ThemeParkTycoon/theme.park) - A collection of themes/skins for 50 selfhosted apps!
* [wilwaldon/flatstrap](https://github.com/wilwaldon/flatstrap) - Bootstrap without all the extra stuff
* [manilarome/blurredfox](https://github.com/manilarome/blurredfox) - A sleek, modern and elegant Firefox CSS theme
* [discord-modifications/dark-discord](https://github.com/discord-modifications/dark-discord) - An actual dark mode for discord.
* [oxalorg/sakura](https://github.com/oxalorg/sakura) - :cherry_blossom: a minimal css framework/theme.
* [GilbN/theme.park](https://github.com/GilbN/theme.park) - A collection of themes/skins for 50 selfhosted apps!
* [Spyware007/Animating-Buttons](https://github.com/Spyware007/Animating-Buttons) - Explore Amazing Buttons animation for your next project. 🤩An initiative by GDSC-DYPCOE for Hactoberfest. 🚀
* [shannonmoeller/reset-css](https://github.com/shannonmoeller/reset-css) - An unmodified* copy of Eric Meyer's CSS reset. PostCSS, webpack, Sass, and Less friendly.
* [imbhargav5/nextbase-nextjs13-supabase-starter](https://github.com/imbhargav5/nextbase-nextjs13-supabase-starter) - 🚀⚡️ Free Boilerplate and Starter kit for Next.js 13+, Supabase, Tailwind CSS 3.2 and TypeScript. 🚀 Next.js 🔥 Supabase 💻 TypeScript 💚 ESLint 🎨 Prettier 🐶 Husky 🧹 Lint-Staged 🧪 Jest 🧪 Testing Library 🕹️ Playwright ✍️ Commitizen 💬 Commitlint 💻 VSCode 🌪️ Vercel 🎨 PostCSS 🍃 Tailwind CSS ⚛️ React Query
* [astrit/css.gg](https://github.com/astrit/css.gg) - 700+ Pure CSS, SVG & Figma UI Icons Available in SVG Sprite, styled-components, NPM & API
* [Stanko/skyblue](https://github.com/Stanko/skyblue) - CSS framework (made with SASS)
* [jkymarsh/nuclide](https://github.com/jkymarsh/nuclide) - A CSS framework for utilizing the Atomic design pattern
* [whyt-byte/Blue-Topaz_Obsidian-css](https://github.com/whyt-byte/Blue-Topaz_Obsidian-css) - A blue theme for Obsidian.
* [backflip/gulp-iconfont-css](https://github.com/backflip/gulp-iconfont-css) - Create an SCSS file mapping the SVG files piped to gulp-iconfont to their codepoints
* [fontsource/fontsource](https://github.com/fontsource/fontsource) - Self-host Open Source fonts in neatly bundled NPM packages.
* [ui-buttons/core](https://github.com/ui-buttons/core) - 100 Modern CSS Buttons. Every style that you can imagine.
* [leemunroe/grunt-email-workflow](https://github.com/leemunroe/grunt-email-workflow) - A Grunt workflow for designing and testing responsive HTML email templates with SCSS.
* [johno/furtive](https://github.com/johno/furtive) - A forward-thinking, lightweight, css microframework
* [DaniloLima122/interfaces-clone](https://github.com/DaniloLima122/interfaces-clone) - Repositório com clones de interfaces para praticar CSS
* [Math-Vieira/Portfolio](https://github.com/Math-Vieira/Portfolio) - Meu portfólio, feito apenas com html, css e js.
* [WilliamStaudenmeier/Kodama](https://github.com/WilliamStaudenmeier/Kodama) - Simple CSS and JS animation of the Japanese tree-spirit: https://codepen.io/WilliamStaudenmeier
* [CodyHouse/codyhouse-framework](https://github.com/CodyHouse/codyhouse-framework) - A lightweight front-end framework for building accessible, bespoke interfaces.
* [jeffreyvr/tailpress](https://github.com/jeffreyvr/tailpress) - TailPress is a minimal boilerplate theme for WordPress using Tailwind CSS.
* [ecomfe/est](https://github.com/ecomfe/est) - EFE Styling Toolkit based on Less
* [CodyHouse/virgo-template](https://github.com/CodyHouse/virgo-template) - Virgo is a free HTML, CSS, JS template built using the CodyHouse Components and Framework.
* [CodyHouse/content-filter](https://github.com/CodyHouse/content-filter) - A slide-in filter panel powered by CSS and jQuery.
* [CodyHouse/ink-transition-effect](https://github.com/CodyHouse/ink-transition-effect) - An ink bleed transition effect, powered by CSS animations.
* [CodyHouse/dark-light-mode-switch](https://github.com/CodyHouse/dark-light-mode-switch) - How to create a dark\light mode switch in CSS and Javascript
* [ciaoca/ZenCalendar](https://github.com/ciaoca/ZenCalendar) - 使用 CSS 样式设计，制作丰富的主题日历。
* [songsiqi/postcss-adaptive](https://github.com/songsiqi/postcss-adaptive) - A postcss plugin that calculates and generates adaptive css code, such as `rem` and `0.5px borders for retina devices`
* [qlik-oss/leonardo-ui](https://github.com/qlik-oss/leonardo-ui) - Web UI component library with the Qlik Sense look and feel.
* [namndwebdev/html-css-js-thuc-chien](https://github.com/namndwebdev/html-css-js-thuc-chien) - Tổng hợp 30 dự án thực chiến cùng HTML, CSS và Javacsript
* [mathexl/chemistry-css](https://github.com/mathexl/chemistry-css) - A chemistry CSS library for creating Chemical Structures and Equations with just HTML.
* [jharding/typeahead.js-bootstrap.css](https://github.com/jharding/typeahead.js-bootstrap.css) - DEPRECATED
* [beengx/Frontend-Library](https://github.com/beengx/Frontend-Library) - CSS, JavaScript 等前端开发资源
* [sakamies/Lion-CSS-UI-Kit](https://github.com/sakamies/Lion-CSS-UI-Kit) - For web designers wanting to mock up Mac apps in the browser.
* [Kilerd/Cat](https://github.com/Kilerd/Cat) - a slight blog theme.
* [JR93/css3-minions](https://github.com/JR93/css3-minions) - 纯CSS3画出小黄人并实现动画效果
* [duoshuo/duoshuo-embed.css](https://github.com/duoshuo/duoshuo-embed.css) - 多说评论框 CSS 样式源代码
* [CodyHouse/animated-transition-effects](https://github.com/CodyHouse/animated-transition-effects) - A library of animated transition effects, powered by CSS Animations
* [pattle/Flags-in-CSS](https://github.com/pattle/Flags-in-CSS) - Countries flags in pure CSS
* [jasonkarns/css-reset](https://github.com/jasonkarns/css-reset) - Customization of Eric Meyer's CSS Reset
* [AgnosticUI/agnosticui](https://github.com/AgnosticUI/agnosticui) - AgnosticUI is a set of UI primitives that start their lives in clean HTML and CSS. These standards compliant components are then copied to our framework implementations in: React, Vue 3, Angular, and Svelte.
* [Godiesc/opera-gx](https://github.com/Godiesc/opera-gx) - Firefox Theme CSS to Opera GX Lovers
* [zaydek/heroicons.dev](https://github.com/zaydek/heroicons.dev) - Heroicons web viewer, Next.js and Tailwind CSS. 🕶
* [resetercss/reseter.css](https://github.com/resetercss/reseter.css) - Reseter.css - A Futuristic Alternative To Normalize.css And CSS Resets
* [jorge8168711/Checkbox.css](https://github.com/jorge8168711/Checkbox.css) - Conjunto de checkoxes creados con únicamente CSS
* [tylergaw/css-true-titles](https://github.com/tylergaw/css-true-titles) - CSS Title Sequence in the style of True Detective
* [pat-s/xaringan-metropolis](https://github.com/pat-s/xaringan-metropolis) - Metropolis theme of R package xaringan
* [oleq/syncope](https://github.com/oleq/syncope) - A vertical rhythm tool for developers and designers.
* [ProLoser/Flexbox.less](https://github.com/ProLoser/Flexbox.less) - DEPRECATED (use Autoprefixer)! Use Flexbox CSS Today! LESS mixins to maximize browser compatibility!
* [lduo/resume](https://github.com/lduo/resume) - open source resume(html+js+css)
* [krasimir/organic-css](https://github.com/krasimir/organic-css) - Micro CSS framework based on Organic concept
* [raulghm/Font-Awesome-Stylus](https://github.com/raulghm/Font-Awesome-Stylus) - Stylus port for font-awesome 4.7.0
* [lord/flexblocks](https://github.com/lord/flexblocks) - A CSS layout library
* [ptgamr/google-image-layout](https://github.com/ptgamr/google-image-layout) - A library help you to build Google like Image Gallery
* [plapier/css3-flashes](https://github.com/plapier/css3-flashes) - CSS3 Flashes for Rails apps
* [larsenwork/CSS-Responsive-Grid-Overlay](https://github.com/larsenwork/CSS-Responsive-Grid-Overlay) - Easily adjustable grid overlay to make development discussions easier
* [jmharris903/Railscast-for-Roam-Research-Theme](https://github.com/jmharris903/Railscast-for-Roam-Research-Theme) - A dark CSS theme for Roam Research
* [fregante/webext-base-css](https://github.com/fregante/webext-base-css) - Extremely minimal stylesheet/setup for Web Extensions’ options pages (also dark mode)
* [dwarcher/reboundgen](https://github.com/dwarcher/reboundgen) - Generates keyframe animations using Rebound.js by Facebook - a spring system simulator. Similar to Animate.css
* [yui540/ChocolateCake](https://github.com/yui540/ChocolateCake) - CSSアニメーション作品一覧サイト
* [titangene/hackmd-dark-theme](https://github.com/titangene/hackmd-dark-theme) - Dark theme for HackMD
* [pixeldevsio/tailpress](https://github.com/pixeldevsio/tailpress) - A Tailwind CSS enabled Underscores theme
* [mirisuzanne/compass-css-lightbox](https://github.com/mirisuzanne/compass-css-lightbox) - a css-only lightbox implementation for compass
* [jfet97/strawberry](https://github.com/jfet97/strawberry) - A new flexbox based CSS micro-framework.
* [hangyangws/baseCss](https://github.com/hangyangws/baseCss) - CSS基类，减少浏览器差异，常用CSS类名
* [daniruiz/flat-remix-css](https://github.com/daniruiz/flat-remix-css) - A lightweight CSS library that provides a set of predesigned elements useful for rapid web development. It follows a modern flat design using a colorful palette with some shadows, highlights, and gradients for some depth.
* [clementoriol/MetroDNA](https://github.com/clementoriol/MetroDNA) - MetroDNA est une librairie de symboles de Transports en Commun Parisiens (RATP - SNCF) faciles à intégrer à vos sites. Metro, RER, Tram, Transilien. Versions CSS ou SASS Disponibles.
* [Cldfire/ayu-rs](https://github.com/Cldfire/ayu-rs) - CSS for Rustlang websites based on the ST3 theme Ayu
* [atusy/minidown](https://github.com/atusy/minidown) - Create simple yet powerful html documents with light weight CSS frameworks.
* [zwbetz-gh/papercss-hugo-theme](https://github.com/zwbetz-gh/papercss-hugo-theme) - A Hugo theme made with PaperCSS, the less formal CSS framework.
* [mynameisraj/css-elements](https://github.com/mynameisraj/css-elements) - CSS3 interface elements.
* [code-fx/Pure-CSS3-Animated-Border](https://github.com/code-fx/Pure-CSS3-Animated-Border) - Pure CSS3 animated border for all html element.
* [x-team/starting-css-modules](https://github.com/x-team/starting-css-modules) - A very simple example of css-modules
* [vitorlans/w3-css](https://github.com/vitorlans/w3-css) - W3.CSS is a modern CSS framework with built-in responsiveness:
* [RoseTheFlower/newsteamchat](https://github.com/RoseTheFlower/newsteamchat) - Metro skin for Steam chat and friends UI.
* [Mitsu325/CSS_Challenge](https://github.com/Mitsu325/CSS_Challenge) - 30 Days CSS Challenge
* [aocattleya/Ramen-Timer](https://github.com/aocattleya/Ramen-Timer) - ⏰ Countdown timer（3min or 5min）/ Vue.js + PWA + CSS animation + Character Design
* [shadeed/grid-to-flex](https://github.com/shadeed/grid-to-flex) - Easily create Flexbox fallback for your CSS Grid!
* [istarkov/html-hint](https://github.com/istarkov/html-hint) - css hint (tooltip) based on hint.css with html content support
* [intuxicated/css-persian](https://github.com/intuxicated/css-persian) - Persian CSS Fonts
* [inkasadev/genius-starter-files](https://github.com/inkasadev/genius-starter-files) - Nesse repositório você encontra os starter files de um projeto de um jogo Genius completo, construído com HTML, CSS e Javascript.
* [iamstarkov/css-initials](https://github.com/iamstarkov/css-initials) - initial CSS values to use in `all: initial` polyfils
* [firminoweb/csshorus](https://github.com/firminoweb/csshorus) - CSSHórus is a library for easy and fast development of responsive and mobile websites. It contains 12 grid columns and basic style formats (Reset, Print, Grid, Misc styles) and now with 'Skins' stylizing (Typography, Lists, Links, Table, Form, Buttons) for your web project, also with RTL and LESS CSS. See my other projects -->
* [EmishaCommunity/Demo-Portfolio-Website](https://github.com/EmishaCommunity/Demo-Portfolio-Website) - A very simple portfolio website where you can find explanation to every line of code.
* [Aaronliu2016/css-tricks](https://github.com/Aaronliu2016/css-tricks) - CSS tricks example for everyday.
* [rajasegar/css-toggle-component](https://github.com/rajasegar/css-toggle-component) - Pure CSS Toggle Buttons as a Web component
* [insipx/material-bliss-jekyll-theme](https://github.com/insipx/material-bliss-jekyll-theme) - A Material Theme for Jekyll created with React, Redux, and React-Router transpiled with Webpack
* [goatslacker/lotus.css](https://github.com/goatslacker/lotus.css) - A minimalist's typography focused and responsive framework for the web
* [FormstoneClassic/Gridlock](https://github.com/FormstoneClassic/Gridlock) - A responsive CSS grid system.
* [fedora-infra/tahrir](https://github.com/fedora-infra/tahrir) - Pyramid app for issuing your own Open Badges
* [efrolic/css](https://github.com/efrolic/css) - eFrolic | CSS framework which without using JavaScript is interactive and animated.
* [corgrath/osbcp-css-parser](https://github.com/corgrath/osbcp-css-parser) - CSS Parser in Java - !! This project is abandoned - Sorry :( - but maybe there is an active fork where the development can continue !!!
* [cbfranca/vertical-responsive-menu](https://github.com/cbfranca/vertical-responsive-menu) - A mobile first vertical responsive menu using HTML, CSS & JS
* [bbucior/drposter](https://github.com/bbucior/drposter) - Generate Academic Posters in R Markdown and CSS, inspired by 'reveal.js'
* [afonsopacifer/da-vinci-css](https://github.com/afonsopacifer/da-vinci-css) - :art: Creating shapes and drawings with CSS.
* [leandrorangel94/30diasDeCSS](https://github.com/leandrorangel94/30diasDeCSS) - Desafio 30 dias de CSS, realizado com intuito de praticar com projetos pequenos.
* [domainzero/bookstack-dark-theme](https://github.com/domainzero/bookstack-dark-theme) - A dark theme for Bookstack using the dracula color scheme
* [callmenick/responsive-tabs](https://github.com/callmenick/responsive-tabs) - Responsive tab layout with JavaScript and CSS.
* [rachelandrew/css-books](https://github.com/rachelandrew/css-books) - Example files for building CSS books
* [not-holar/my_firefox_theme](https://github.com/not-holar/my_firefox_theme) - A theme that aims to look nice and clean while not compromising functionality.
* [lmgonzalves/splash-transition](https://github.com/lmgonzalves/splash-transition) - Creating an eye catching animation, just using SVG paths and CSS transitions.
* [janhuenermann/social-circles](https://github.com/janhuenermann/social-circles) - Well designed social media buttons.
* [Ideaviate/html5-css3-js-calculator](https://github.com/Ideaviate/html5-css3-js-calculator) - A calculator made with HTML5, CSS3 and JavaScript
* [essentialenemy/noir](https://github.com/essentialenemy/noir) - Noir is a modern, responsive and customizable theme for Jekyll with dark mode support.
* [diedummydie/Safari-Theme-for-Firefox](https://github.com/diedummydie/Safari-Theme-for-Firefox) - Make Firefox look more native on macOS. Light Mode / Dark Mode.
* [yashilanka/Modern-Web-Boilerplate](https://github.com/yashilanka/Modern-Web-Boilerplate) - All-in-one Complete Modern Front-end Development Boilerplate for Starters
* [myfirebug/ui](https://github.com/myfirebug/ui) - 移动端基于jquery,zepto的UI组件库，目前实现  JS Components：Toast、Action、Tips、Dialog、Swiper、CityPicker、DatetimePicker、Tab、Range  Css Component：oneborder、Loading、button  From Component：switch、Radio、Checkbox  Plug Components：Turntable、Lottery
* [matuzo/a11y-tests.css](https://github.com/matuzo/a11y-tests.css) - A CSS file for accessibility testing.
* [markdurrant/noisy-uris](https://github.com/markdurrant/noisy-uris) - Ready-made noise images as data URIs. Available in Sass, LESS, and vanilla CSS flavours.
* [dvlden/differs](https://github.com/dvlden/differs) - WIP: Building CSS framework using Sass...
* [WeBeginners-Community/CSS.Effects-Designs](https://github.com/WeBeginners-Community/CSS.Effects-Designs) - This repository only accepting CSS/LASS/SAAS projects.Check the support link also star my repository ⭐
* [picturepan2/markdown.css](https://github.com/picturepan2/markdown.css) - An elegant stylesheet for rendered Markdown contents
* [KiaanCastillo/Pure-CSS-Multilayer-Parallax](https://github.com/KiaanCastillo/Pure-CSS-Multilayer-Parallax) - Source code for a pure CSS multilayer parallax effect!
* [juliancwirko/s-grid](https://github.com/juliancwirko/s-grid) - Flexbox grid system for Stylus
* [joergrech/KickstartWithBootstrap](https://github.com/joergrech/KickstartWithBootstrap) - Kickstart is an extension for Grails in order to start your project with a good looking frontend. It is intended to be used in rapid application scenarios such as a Startup Weekend or a prototyping session with a customer. This plugin provides adapted scaffolding templates for standard CRUD pages using Twitter's CSS Framework Bootstrap and offers some basic pages for a web site.
* [jbranchaud/captionss](https://github.com/jbranchaud/captionss) - Sensible CSS Image Captions
* [JasonD94/jasond94.github.io](https://github.com/JasonD94/jasond94.github.io) - Personal website:
* [sukazavr/css-grid-layout-generator](https://github.com/sukazavr/css-grid-layout-generator) - The Quickest & Easiest Way To Build Complex CSS Grid Layouts
* [marcobrunodev/pare-de-chutar-e-aprenda-as-propriedades-CSS-de-alinhamento](https://github.com/marcobrunodev/pare-de-chutar-e-aprenda-as-propriedades-CSS-de-alinhamento) - Mostrando como funciona as propriedades CSS de posicionamento
* [laoshu133/grunt-css-sprite](https://github.com/laoshu133/grunt-css-sprite) - A grunt plugin to help front engineer creating css sprite.
* [BlessCSS/grunt-bless](https://github.com/BlessCSS/grunt-bless) - Split CSS files suitable for IE
* [matejlatin/Gutenberg](https://github.com/matejlatin/Gutenberg) - A meaningful web typography starter kit.
* [hankchizljaw/modern-css-reset](https://github.com/hankchizljaw/modern-css-reset) - A bare-bones CSS reset for modern web development.
* [hankchizljaw/boilerform](https://github.com/hankchizljaw/boilerform) - Boilerform is a little HTML and CSS boilerplate to take the pain away from working with forms.
* [mmahandev/FocusOverlay](https://github.com/mmahandev/FocusOverlay) - Library for creating animated overlays on focused elements
* [doublesecretagency/craft-cpcss](https://github.com/doublesecretagency/craft-cpcss) - Control Panel CSS plugin for Craft CMS
* [atomicpages/skeleton-sass](https://github.com/atomicpages/skeleton-sass) - Skeleton Sass is a highly modular version of Skeleton CSS
* [IanLunn/Hover](https://github.com/IanLunn/Hover) - A collection of CSS3 powered hover effects to be applied to links, buttons, logos, SVG, featured images and so on. Easily apply to your own elements, modify or just use for inspiration. Available in CSS, Sass, and LESS.
* [Semantic-Org/Semantic-UI-CSS](https://github.com/Semantic-Org/Semantic-UI-CSS) - CSS Only distribution
* [aminomancer/uc.css.js](https://github.com/aminomancer/uc.css.js) - A dark indigo CSS theme for Firefox and a large collection of privileged scripts to add new buttons, menus, and behaviors and eliminate nuisances. The theme is similar to other userChrome stylesheets, but it's intended for use with an autoconfig loader like fx-autoconfig, since it uses JavaScript and Firefox's component registrar to implement its more functional features.
* [good-father/vue-transition.css](https://github.com/good-father/vue-transition.css) - vue-transition  animation