|archived||Committing old versions (before stored in Git).|
|img||Use sprite sheet for pieces|
|js||Check for invalid conditions|
|LICENSE||Adding BSD license, and renaming history.txt to readme.|
|README||Update testing copy and README|
|debug.html||Fix bug initializing with E.P. square set.|
Thanks ------ - Stockfish authors - Crafty authors Version 1.0 ----------- - Rewrote move generation for a big speed-up - Pure material evaluation - Null-move + Razoring + LMR in main search - Hash table Version 2.0 ----------- - Mobility evaluation (thanks Fruit) - Bishop pair - Rep-draw detection - Better null-move pruning (thanks Stockfish) - Better LMR (and again, thanks Stockfish) - Bugfix with using hash move - Some speed optimizations Version 3.0 ----------- - 604.5/1000 or ~70 ELO better than previous version - Killer moves - Tuned PSQ tables/mobility - Better king eval in endgame (won't stay on back row) - Show '#' for checkmate - Improved UI (new game, switch black/white, choose time/move) - Fixed crashes from using invalid hash moves - Other small bug fixes - Speed optimizations Version 4.0 ----------- - 594.5/1000 %:59.45 or 66 Elo better than previous - SEE added (QSearch pruning, losing captures in main search) - No nullmove in pawn endgames - Fixed hashtable bugs (RNG was bad) - Fixed starting position when playing black - Added ability to analyze position for browsers that support it - Added support for pasting FEN positions Version 5.0 ----------- - Added checks in first ply of q-search (+15) Version 5.1 ----------- - Bugfix to hashtable storing (no elo change, but big help in endgames) Version 6.0 ----------- - Bonuses for knight attacking pieces (+20) - Bonus for bishop pins (+40) TODO: ----- - Only extend checks with SEE > 0? - Single reply to check should be marked as dangerous.