UCI chess engine
NetChess to play between two players over net or internet
Extensive Java chess database libraries.
Java Chess Engine
The world's smallest chess playing program just got smaller!
A weak open source java chess engine
free open-source chess engine interface
A powerful chess engine written in C++
OpenGL chess game
Port of UCI to Javascript
Take the chess graphism, and use it with a chess engine.
A Java chess engine using xboard protocol
A chess application : game with human and/or computer
A simple network chess game
Yet Another Chess ENgine