A fresh & lightweight javascript game engine
Free, open source game engine online
An elegant Go board and SGF editor for a more civilized age
XML-based framework for developing games
Teach your students how to figure out tricky texts in any language.
Children's learning programming language Karel the Robot in 3D
JavaScript Game Engine
pgn4web modification, added coordinates and interface buttons
Modular Gaming Open Source Persistent Browser Based Game Framework
fiftyfifty is a programming language and game