The Ultimate Chess Toolkit
Scripts and tools for building and testing chess engines.
Batch tools for creating Polyglot books and PGN-based statistics.
GUI of chess
A simple tool to allow Chessmaster 10/11 bot customizations
Next generation web chess club
Operating System for gaming, working, writing and browse the web +mail
Read and write PGN format and test moves for legality.
Chess tools I'd like to use