UCI chess engine
Portable UCI- and XBoard-compatible chess engines.
Prebuilt UCI- and XBoard-compatible chess engines.
Scripts and tools for building and testing chess engines.
NetChess to play between two players over net or internet
The world's smallest chess playing program just got smaller!
Version 1.2
Yet Another Chess ENgine
"Kenny" is an XBoard/WinBoard chess engine based on "Winglet"