CCRL 40/15
Downloads and Statistics
November 16, 2024
Testing summary:
Total: 1'967'497 games
played by 3'973 programs

White wins: 610'660 (31.0%)
Black wins: 425'811 (21.6%)
Draws: 931'026 (47.3%)
White score: 54.7%

Thanks

Hosting Assistance

We would like to thank Anton Mihailov at Chessdom for providing us with an excellent web-hosting solution via Superhosting.bg

Contributors

Following people submitted games to CCRL 40/15 database: Graham Banks, Tirsa Poppins, Charles Smith, Ray Banks, Shaun Brewer, Aser Huerga, Nathan Russell, Volodymyr Shcherbyna, Andy Matthews, Kirill Kryukov, Sarah Bird, George Speight, Gabor Szots, Martin Thoresen, Thomas Logan, Sergio Martinez, Chris Taylor, Andres Valverde, Andreas Schwartmann, Chuck Wilson, Brent Magnusson, Adam Hair, Luis Smith, Joshua Shriver, Basti Dangca, Greg Strong, Wassim Saeed.

Kirill Kryukov and Shaun Brewer automated statistical analysis and designed the web-site, with lot of useful feedback from other team members.

Ray Banks, Kirill Kryukov and Andrew Matthews maintained the game database and published updates.

Authors of chess software we used

Thanks to Tim Mann and Harm-Geet Muller for the WinBoard free GUI. Thanks to Martin Blume for the Arena free GUI. Thanks to Matthias Gemuh for the ChessGUI free GUI. Thanks to Nguyen Hong Pham for Banksia GUI free GUI. Thanks to all the authors of CuteChess for CuteChess GUI. We also used commercial interfaces: Chessbase interfaces, Shredder GUI by Stefan Meyer-Kahlen and Engine Research Tool by Lokasoft.

Odd Gunnar Malin made very useful adapters Wb2Uci and InBetween.

Eugene Nalimov and Andrew Kadatch created Nalimov Tablebases. Daniel Shawul created Scorpio bitbases. Miguel Ballicora created Gaviota tablebases. Ronald de Man created Syzygy tablebases. We also thank members of EGTB Online project for making those endgame tablebases freely available online.

We are grateful to several people including but not limited to: Harry Schnapp, Sedat Canbaz, Wael Deeb, Christopher Conkie, Arturo Ochoa, Jeroen Noomen, Stefan Pohl, Mike Scheidl, Kevin Frayn, Stefan Zipproth, Ed Schroder, Adam Hair, Albert Silver, Graham Banks, Gabor Szots, Carlos Pesce, Dann Corbit, Chris Whittington, Tirsa Poppins, Jon Dart, Olivier Deville for creating high quality opening books we used in testing.

Most of all we would like to thank developers of all the chess engines we tested: .

Software we used for database management, statistics, game analysis, web-site publishing and communication

We want to thank Remi Coulom for creating a wonderful tool Bayeselo. We use it to compute our rating lists, LOS figures and performances.

David J. Barnes created PGN Extract which we use to perform opening classification of our game database.

Our statistics and processing is automated using Perl language, particularly ActivePerl distribution.

We used following great software for file and database management:

Other incredibly useful free software we use every day:



Created in 2005-2013 by CCRL team
Last games added on November 16, 2024