The source code to VVVVVV
Action-adventure game originally released in 2013
Flash + AIR sound effects generator. Based on Sfxr.
Map generator for games
A simple music making program
XML-based framework for developing games
The best CMS system
Flex roguelike
Flash Quiz TV (A quiz game for all family)
Exports Flash .FLAs to GPU-friendly formats
Modern AS3 Game Engine
KitVision is a Framework for creating tangible tabletop games
Create symmetric sprites: browse, save to PC, or store online
DragonBones ActionScript Runtime
DragonBones DesignPanel
Flash Development Tools
Legacy Flash-based version of the Scratch programming editor
HTML5 editor, free and open-source website builder based on Silex
A free ActionScript 3 library designed for developing 2D Flash games
Kids Games in Flash
Source for the Flash-based Glitch client