Fanvas is a tool which can turn flash into canvas animation
Exports Flash .FLAs to GPU-friendly formats
DragonBones ActionScript Runtime
DragonBones DesignPanel
Legacy Flash-based version of the Scratch programming editor
Public repository for GreenSock's ActionScript 3 libraries
Source for the Flash-based Glitch client
Away3D engine for Flash Player 11
Art and source for Glitch's customizable avatars
Items, Inhabitants, and other Glitch game assets
Zoë is an open source tool for generating spritesheet images
Hungry Hero is an open source Flash game built on Starling Framework.
Set of actionscript tools to export animations and graphic assets
Collection of scanned/digitized books, tutorials, and source code
Flare is an ActionScript library for creating visualizations
Actionscript 3 Particle Engine for Flash and Flex