GitHub repository: Banging12/PySimpleGUI
Primary language: Python
Description: Launched in 2018. It's 2022 and PySimpleGUI is actively developed & supported. Create complex windows simply. Supports tkinter, Qt, WxPython, Remi (in browser). Create GUI applications trivially with a full set of widgets. Multi-Window applications are also simple. 3.4 to 3.11 supported. 325+ Demo programs & Cookbook for rapid start. Extensive documentation.  Examples for Machine Learning(OpenCV Integration,  Chatterbot), Rainmeter-like Desktop Widgets, Matplotlib + Pyplot integration, add GUI to command line scripts, PDF & Image Viewer. For both beginning and advanced programmers. docs -  PySimpleGUI.org GitHub - PySimpleGUI.com. The Minecraft of GUIs - simple to complex... does them all.