# เคมีลีออน
เคมีลีออน (อังกฤษ:K-Meleon) เป็นโปรแกรมค้นดูเว็บสำหรับวินโดวส์ที่ใช้ตัววาดหน้าเว็บแบบ Gecko เช่นเดียวกับมอซิลลา ไฟร์ฟอกซ์ มีจุดเด่นก็คือใช้ทรัพยากรระบบน้อยทำให้เหมาะกับเครื่องที่มีประสิทธิภาพต่ำ

 รุ่นต่างๆ 
 สี ความหมาย แดง รุ่นเก่า; ไม่ได้รับการสนับสนุน เหลือง รุ่นเก่า; ยังได้รับการสนับสนุนอยู่ เขียว รุ่นเสถียรปัจจุบัน ม่วง รุ่นทดสอบปัจจุบัน น้ำเงิน รุ่นที่จะเปิดตัวในอนาคต

 Major version Release version Gecko version Release date Significant changes 0.1 0.1 M17 August 21, 2000 First release; mainly a rebranded WinEmbed, using the BCG Library; customizable menu and toolbar, IE Favorites support. 0.2 0.2 M18 November 26, 2000 Project hosted at SourceForge; right-click context menus; improvements and bugfixes. 0.2.1 M18 November 27, 2000 Bugfixes. 0.3 0.3 0.8 February 13, 2001 Major rewrite using MfcEmbed instead of WinEmbed and the BCG Library; plugin support for menus and toolbars; preferences dialog; customizable menus and accelerator keys; basic authentication; page source view; option to save files to disk. 0.4 0.4 0.9 May 11, 2001 KPlugin interface, support for Netscape bookmarks and fullscreen display, macro extension and history plugin; (bitmapped) menus, accelerator keys and toolbars customizable through configuration files; cache support; support for external source code viewer; configurable cookie and image settings; possibility to disable Style Sheets, Java and JavaScript; web search. 0.5 0.5 0.9.4 September 27, 2001 Support for SSL, Wallet and external protocol handlers; customizable UserAgent string; improved Java support and profile handling; pop-up blocker; symbiotic loader; various improvements and bugfixes. 0.6 0.6 0.9.5 October 30, 2001 Toolbar plugin; improved proxy support; file upload; numerous improvements and bugfixes. 0.7 0.7 1.2b October 31, 2002 New plugins: Layered windows ("tabbed browsing"), support for Opera bookmarks (hotlist), external program control; automatic detection of popular third party plugins; text zoom, print preview, page setup and type ahead find; skin support; various improvements and bugfixes. 0.7.1 (0.7 SP1) February 12, 2003 Numerous plugin improvements. 0.8 0.8 1.5 November 10, 2003 Various usability improvements. 0.8.1 December 13, 2003 Mouse Gestures plugin; improvements and bugfixes. 0.8.2 December 23, 2003 Improvements and bugfixes. 0.9 0.9 1.7.5 January 18, 2005 Privacy plugin, Flashblock extension and Aggreg8 RSS feed reader; new default skin (Phoenity); numerous usability improvements. 0.9.12 1.7.12 January 10, 2006 Community-driven Gecko update; various new features (partly unique to this version). 0.9.13 1.7.13 April 25, 2006 Community-driven Gecko update; various new features (partly unique to this version). 1.0 1.0 1.8.0.5 July 15, 2006 Full localization support, first official localization (German); find bar and improved URL bar; configurable download options, XUL-based advanced preferences panel; overall improvements for macros and menus; new default RSS/Atom feed reader (NewsFox). 1.0.1 (1.01) 1.8.0.6 August 14, 2006 Gecko update. 1.0.2 (1.02) 1.8.0.7 September 22, 2006 Gecko update, some improvements and bugfixes. 1.1 1.1 1.8.1.4 May 22, 2007 Multilanguage support, several official localizations; modular macros; session saver plugin; improved cookie permissions and password support; easier customization of search engines and mouse gestures; upgradable configuration of accelerator keys, menus and macros. 1.1.1 (1.11) 1.8.1.5 July 22, 2007 Gecko update and bugfixes. 1.1.2 1.8.1.6 August 8, 2007 Gecko update and bugfixes. 1.1.3 1.8.1.10 November 26, 2007 Gecko update; update checker plugin. 1.1.4 1.8.1.12 February 11, 2008 Gecko update and bugfixes. 1.1.5 1.8.1.14 April 8, 2008 Gecko update and bugfix. 1.1.6 1.8.1.17pre July 18, 2008 Gecko update. 1.5 1.5.0 1.8.1.17pre August 8, 2008 True tabs instead of layered windows; improved multilanguage support; native preferences panel replaced by XUL-based former advanced preferences panel; new configuration options; feature improvements; Unicode build for Windows NT, non-Unicode build for Windows 9X. 1.5.1 1.8.1.17 October 16, 2008 Gecko update, improvements and bugfixes. 1.5.2 1.8.1.19 December 25, 2008 Gecko update, improvements and bugfixes. 1.5.3 1.8.1.21 May 8, 2009 Gecko update and bugfixes. 1.5.4 1.8.1.24pre March 5, 2010 Gecko update and bugfixes. 1.6 1.6.0 Alpha 4 1.9.1 May 5, 2010 Gecko update. 1.6.0 Beta 1 1.9.1.16 November 13, 2010 Gecko update. 1.6.0 Beta 2 1.9.1.17 December 12, 2010 Gecko update. 1.6.0 Beta 3 1.9.1.20pre December 12, 2011 Gecko update. 1.7 1.7.0 Alpha 2 1.9.2.14pre December 26, 2010 Gecko update. 74 74.0 24.7.0 September 8, 2014 Gecko update, improvements and bugfixes. 75 75.0 Beta 1 31.0 November 25, 2014 Gecko update, improvements and bugfixes. 75.0 Beta 2 31.0 January 14, 2015 Improvements and bugfixes. 75.0 Beta 3 31.4 February 6, 2015 Gecko update, events processing changes, added navToggleJS (toggle js pref and js in all page) and pageToggleJS (toggle js in current page), Es locale, fixes from previous thread: JSBridge RemoveButton, macro setcmdicon, wrong context menu on contenteditable (mainly webmail), tab bar context menu action not working. 75.0 Beta 3 Update 1 31.4 February 23, 2015 Some fixes for toolbars, fixed deadlock with "open with" dialog, update for addbutton, setcmdicon, setbuttonicon, about:downloads, added automatic favorites refresh (may not work all the time). 75.0 Beta 3 Update 2 31.4 March 3, 2015 Fixed about:home memory leak, fixed missing status bar icon, macro injectJS, added "hidden" for second parameter, run the script in an hidden page, macro getpref, fixed localized prefs, fixed image in toolbars.cfg, fixed menu on toolbar when holding left button, added favorites(Refresh), added spellcheck: 2 commands, spellcheck(mouse): check word under mouse cursor, spellcheck(caret): check word at caret, fixed spellcheck in Facebook comments. 75.0 Beta 3 Update 3 31.4 March 9, 2015 Added spellcheck command to change dictionary, fixed slow startup and other minor things. 75.0 RC 31.5 March 14, 2015 Gecko update, fixed click not working in menu and other weird event problem, fixed being trashed when closing windows session, fixed checkbutton, add appRestart (doesn't warn if download in progress). 75.0 RC2 31.5 March 31, 2015 Fixed session tab order, search macro, wine transparency (?), shorter privacy bar. Flash seems to block some keyboard accelerators. 75.0 RC2 Update 1 31.5 April 3, 2015 Session fix. 75.0 RC2 Update 2 31.5 April 9, 2015 Bugfixes, fixed a crash when locale dll are incomplete or not loaded correctly, cfg macro. 75.0 RC2 Update 3 31.5 April 14, 2015 Fixed xul windows size, the last session problem, and the download dialog. 75.0 RC2 Update 4 31.5 April 16, 2015 Enabled plugin container for Flash by default. 75.0 RC2 Update 5 31.5 April 18, 2015 macros.dll, change for SetButtonImage so that changing cold image doesn't change the hot one. 75.0 RC3 31.5 May 6, 2015 Fixed adding bookmark, session plugin crashes, accelerators, xul windows sizing, status bar text for registercmd, setbuttonimage, reload command with "restore on demand" session, flash with plugin container. 75.0 RC3 Update 1 31.5 May 9, 2015 Fixed German and Spanish tooltips, loading title in tab. 75.0 RC3 Update 2 31.5 May 14, 2015 Bugfixes. 75.0 RC3 Update 3 31.5 May 19, 2015 The "plugin" macro function is fixed (kPrivacy_ClearAll is working now), titles were missing in tab tooltip after loading a session, disabled OOP for flash by default, and tweaked it a bit for OOP, Jsbridge registercmd, add experimental enabled and checked callback. 75.0 RC3 Update 4 31.5 June 16, 2015  Minor update of kmpref, and sessions (delete). 75.0 31.5 June 24, 2015 Release. 75.1 31.8 September 19, 2015  Release. 76 76.0 Beta 3 38.5 December 23, 2015  Beta release. 76RC 38.8 May 3, 2016  Release candidate. 76RC update 38.8 July 1, 2016 Removed SSE requirement. 76 RC2 December 20, 2016 Release candidate 2. 77 77 -- Goanna engine.
อ้างอิง: K-Meleon file releases, release notes, Wiki documentation,"K-Meleon Wiki: History Of K-Meleon". 2014-11-05. สืบค้นเมื่อ 2017-04-28. and Announcements forum.