The Cross Platform Game Engine

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 …

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 primar…

Signals is a new approach for AS3 events, inspired by C# events and signals/slots in Qt.

An ActionScript 3 application framework for Flash and Flex

User interface components for Starling Framework and Adobe AIR

Low level Actionscript 3 library to parse, create, modify and publish SWF files.

Exports Flash .FLAs to GPU-friendly formats

Alternativa3D Flash GPU accelerated 3D engine

Gestouch: multitouch gesture recognition library for Flash (ActionScript) development.

Zoë is an open source tool for generating spritesheet images and frame data from SWF files. It enables illustrators to maintain a familiar workflow while generating animations for EaselJS and other…

A particle system for the Starling framework, compatible with the "Particle Designer" from 71squared.com

A Flash Molehill (Stage3D) GPU accelerated 2D game engine

Open Source Flex components library.

An ActionScript 3 application framework for Flash and Flex

This tool will convert any MovieClip containing Other MovieClips, Sprites or Graphics into a starling Texture Atlas, all in runtime. By using it, you won't have to statically create your spriteshee…

hardware accelerated 2D engine built on Molehill for flash

IsoHill is a new isometric engine for Flash Player 11 [molehill] built on top of the open 2D framework Starling. Features: Plugins - engine-wide modifications, Includes a TMX [CVS export] parser, C…

The only ActionScript unit test framework that supports Flash Players 6, 7, 8, 9 and 10

HydraP2P is an ActionScript 3 library aiming to simplify the peer-to-peer API introduced in Flash Player 10.1

A skinnable version of the AS3 Minimal Components

AS3 Driver for mongoDB.

A set of Actionscript 3 components targeting the Flash Player on mobile devices

.xib file to JavaScript translator for Titanium Mobile

Red Sun - Ruby to Flash compiler and framework

TouchScrollManager ("kinetic" touch scrolling) for AS3 (Flash platform) development

This is an implementation of the 0-8 version of AMQP for AS3.

a place to drop demo code from johnlindquist.com

A small library to allow QNX UI components to be used in MXML (Flex or Non-Flex apps)