Magnum Chess 4.0.0Many improvements including:
- Search, evaluation, and hashing bug fixes
- Refactored lots of code
- Re-wrote SEE which now considers pinned pieces
- Using KPK bitbase (ideas and generation algorithm from Stockfish )
- Modified main hash table (ideas and replacement algorithm from Stockfish )
- Better verification of Killer moves
- Always verify hash moves now
- Simplified move generation
http://magnumchess.googlecode.com/files/MagnumChess_v4.00.zip