a collection of ActionScript 3 classes for building a wide variety of interactive visualizations. For example, flare can be used to build basic charts, complex animations, network diagrams, treemaps, and more.
concept created by lone developer (Eskil Steenberg) bent on creating an entire massively multiplayer online world single-handedly, using procedural generation techniques that cause the game to build itself by starting with clever rules and exploring them
a complete development utility for graphics of tile-based games. The application contains a bitmap editor for creating tiles and sprites and a map editor for designing level maps.
a general purpose tile map editor. It's built to be easy to use, yet capable of catering to a host of varying game engines, whether your game is an RPG, platformer or Breakout clone.
a free application framework designed for "creative coding". OpenFrameworks is written in C++ and runs on Windows, Mac OS X, and Linux. It is developed and maintained by Zachary Lieberman and Theo Watson.