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  1. The Cross Platform Game Engine

    ActionScript 2,115 869 Built by @PrimaryFeather @vpmedia @honzabrecka @EhsanMarufi @joshtynjala 20 stars this month
  2. User interface components for Starling Framework

    ActionScript 930 417 Built by @joshtynjala @honzabrecka @osro @renaun @kavolorn 6 stars this month
  3. WebView Adobe Air Native Extension for OSX 10.10+, Windows Desktop, iOS 9.0+ and Android 21+. This ANE provides access to a more modern webview from AIR.

    ActionScript 59 12 Built by @tuarua 7 stars this month
  4. A flexible UI framework for Flash AS3

    ActionScript 69 16 Built by @fairygui @DavidHaoYang @frederick-wang 8 stars this month
  5. A flexible UI framework for Layabox.

    ActionScript 41 5 Built by @fairygui @Githubxplabs @asfisher 6 stars this month
  6. Alternativa3D Flash GPU accelerated 3D engine

    ActionScript 367 120 Built by @Yaski @LeonidGaev @leonid-gaev @pecheny @makc
  7. An ActionScript 3 Library that contains a number of classes and utilities for working with ActionScript? 3. These include classes for MD5 and SHA 1 hashing, Image encoders, and JSON serialization as well as general String, Number and Date APIs.

    ActionScript 1,521 456 Built by @mikechambers @darronschall @cantrell
  8. HTML5 Webcam Image Capture Library with Flash Fallback

    ActionScript 1,381 415 Built by @jhuckaby @zsalab @osdiab @davidrus @luopio
  9. flixel is a free Actionscript (Flash) library that I distilled from a variety of Flash games that I've worked on over the last couple years, including Gravity Hook, Fathom and Canabalt. It's primary function is to provide some useful base classes that you can extend to make your own game objects.

    ActionScript 1,149 212 Built by @AdamAtomic @haydn
  10. Signals is a new approach for AS3 events, inspired by C# events and signals/slots in Qt.

    ActionScript 1,103 220 Built by @robertpenner @joa @brianheylin @neilmanuell @jonopus
  11. An ActionScript 3 application framework for Flash and Flex

    ActionScript 982 274 Built by @darscan @Stray @joelhooks @robertpenner @tschneidereit
  12. Open source version of the Scratch 2.0 project editor. This is the basis for the online and offline versions of Scratch found on the website.

    ActionScript 944 338 Built by @cwillisf @sclements @nathan @doyousketch2 @bsb20
  13. Map generator for games. Generates island maps with a focus on mountains, rivers, coastlines.

    ActionScript 942 170 Built by @amitp @jterrace @retinaburn
  14. Away3D engine for Flash Player 11

    ActionScript 674 300 Built by @DerSchmale @Fabrice3D @rob-bateman @richardolsson @liaocheng
  15. HLS Flash Plugin/Player (Chromeless,OSMF,FlowPlayer,mediaelement.js,video.js,Clappr)

    ActionScript 671 266 Built by @mangui @jlacivita @neilrackett @shaharmor @NicolasSiver
  16. Minimal ActionScript 3.0 UI Components for Flash

    ActionScript 647 198 Built by @ElliotMebane @bit101 @tynril @makc
  17. Modern AS3 Game Engine

    ActionScript 546 253 Built by @gsynuh @alamboley @hewenyuann19930327 @Smurfatron
  18. Low level Actionscript 3 library to parse, create, modify and publish SWF files.

    ActionScript 519 121 Built by @claus @timknip2 @DmitriyYukhanov @imcotton @makc
  19. Flash + AIR sound effects generator. Based on Sfxr.

    ActionScript 481 45 Built by @increpare
  20. A webcam wrapper plugin for jQuery

    ActionScript 418 213 Built by @infusion @sshilko @akdetrick @zenitraM @diogomafra
  21. An Actionscript 3 entity system framework for game development

    ActionScript 405 90 Built by @richardlord @neilmanuell @nielswijers @hyakugei @ZackPierce
  22. Emulator of NES, Super Nintendo, Sega Mega Drive, GameBoy video consoles

    ActionScript 393 208 Built by @nesbox
  23. ActionScript 386 99 Built by @grapefrukt @gummikana @mark-henry
  24. Public repository for GreenSock's ActionScript 3 libraries like GSAP (TweenLite, TweenMax, etc.) and LoaderMax. For AS2, see the GreenSock-AS2 repository and for JavaScript, see the GreenSock-JS repository. Main site:

    ActionScript 375 134 Built by @jackdoyle
  25. A free ActionScript 3 library designed for developing 2D Flash games. It provides you with a fast, clean framework to prototype and develop your games in. This means that most of the dirty work (timestep, animation, input, and collision to name a few) is already coded for you and ready to go, giving you more time and energy to concentrate on the…

    ActionScript 373 144 Built by @Draknek @ChevyRay @zachwlewis @djcsdy @noonat
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