10 open-source Flash, Shockwave & Legacy Runtimes projects

Flash, Shockwave & Legacy Runtimes (Desktop Software Reimplementations): open-source projects that exist because someone reverse engineered a closed product, sorted by GitHub stars.

1. Shumway★ 3,663 · archived · TypeScript

   Flash VM and runtime written in JavaScript (archived Mozilla project)

2. OpenFL★ 2,172 · active · Haxe

   Open-source reimplementation of the Flash Player API for web, desktop and mobile

3. Lightspark★ 1,910 · active · C++

   Open-source Flash Player implementation with ActionScript 3 support

4. Moonlight★ 164 · archived · C#

   Mono's open-source Silverlight implementation for Linux

5. ccsr★ 152 · slowing · TypeScript

   Cartoon Cartoon Summer Resort Shockwave games ported to the modern web

6. scaleform★ 93 · archived · C++

   Open reimplementation of the Scaleform in-game UI runtime

7. openDoJa★ 76 · active · Java

   Clean-room reimplementation of NTT DoCoMo's DoJa 5.1 i-appli runtime

8. AwayFL Player★ 52 · active · JavaScript

   Flash SWF player for the web built on the Away3D/AwayJS stack

9. D4Player★ 9 · dormant · C

   Player for Macromedia Director 4 movie files

10. Gnash★ 0

    GNU Flash movie player that reimplements the Adobe Flash Player (SWF up to v9)