KCEC
(Kirr's Chess Engine Comparison)
A tournament of original free chess engines
June 16, 2013
Testing summary:
Total: 135,679 games
played by 202 programs
1398 CPU days (X2 4600+)

White wins: 55,227 (40.7%)
Black wins: 47,434 (35.0%)
Draws: 33,018 (24.3%)
White score: 52.9%

Thanks

Contributors

Testing is conducted by Kirill Kryukov, who also created this web-site.

I would like to thank other computer chess enthusiasts for suggestions and discussion: Graham Banks, Ray Banks, Shaun Brewer, Charles Smith, Sarah Bird, Aser Huerga, H.G. Muller, Jim Ablett, Adam Hair

Authors of various chess software I used

Odd Gunnar Malin made very useful adapters Wb2Uci and InBetween.

Remi Coulom created a wonderful tool Bayeselo. I use it to compute the rating lists, LOS figures and performances.

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

Gabriel Guillory created PgnScanner.

Eugene Nalimov and Andrew Kadatch constructed the "Nalimov Tablebases". Daniel Shawul created Scorpio bitbases. I also thank members of EGTB Online project for making those endgame tablebases freely available online.

Norm Pollock made handy tools called "40H PGN Utilities".

Opening books used in this tournament were created by Harry Schnapp and Chesslib.

The biggest thanks go to the authors of the original chess engines, who also shared them with the world freely: Enrique Sanchez Acosta, Richard Allbert, Peter Alloysius, Juan Pablo Fernandez Alvarez, Leen Ammeraal, Benny Antonsson, Edsel Apostol, Christian Barreteau, Steffen Basting, Max Bauer, Ryan Benitez, Casper W. Berg, Michel Van den Bergh, Albert Bertilsson, Johnny Bigert, Uri Blass, Erdi Ata Bleda, Volker Bohm, Michael Borgstadt, Martin Borriss, Christos Boussios, Ross Boyd, Lucas Braesch, Martin Bryant, Romain Burgot, Dieter Burssner, Vadim Bykov, Carlos del Cacho, Carmelo Calzerano, Guillermo Carvalho, Fabio Cavicchio, Philipp Classen, Federico Andres Corigliano, Claudio Della Corte, Remi Coulom, Anthony Cozzie, Stuart Cracraft, Piotr Dachtera, David Dahlem, Tijs van Dam, Alessandro Damiani, Martin Danielsson, Jon Dart, Ben Dean-Kawamura, Manuel Diaz, Antonio Dieguez, Dusan Dobes, Alejandro Dubrovsky, Sean Empey, Peter Fendrich, Helmut Fett, Martin Fierz, Sune Fischer, Tim Foden, Josue Forte, Klaus Friedel, Jean-Christophe Gabillard, Jose Carlos Martinez Galan, Jean-Francois Gazet, Matthias Gemuh, Martin Giepmans, Marco Giusfredi, Thorsten Greiner, Neels Groenewald, Gabriel Guillory, Jacob Hales, Bas Hamstra, Daniel C. Homan, Dan Honeycutt, Peter Horvath, Rudolf Huber, Shane Hudson, Marc-Philippe Huget, Johan Hutting, Robert Hyatt, Werner Inmann, Miguel Izquierdo, Christophe Jolly, Radoslaw Kamowski, Francois Karr, Jean-Philippe Karr, Niyaz Khasanov, Patrick M. King, Tom King, Jan Klima, Chua Kong-Sian, Roman Korba, Alexey Korneychuk, Igor Korshunov, Jonathan Kreuzer, Jean-Yves Lallemand, Andrea Lanza, Tor Lattimore, Michael Lawatsch, Fabien Letouzey, Tom Likens, Alex Lobanov, Robert Lubczynski, Bruno Lucas, Harald Luessen, Stef Luijten, Matthias Luscher, George Lyapko, Ivan Maklyakov, Andres Manzanares, Sergei Markoff, Steve Maughan, Mike Maxim, Anton Maydell, Thomas Mayer, Thomas McBurney, Peter McKenzie, Matt McKnight, Daniel Mehrmann, Johan Melin, Tomasz Michniewski, Anastasios Milikas, Jim Monaghan, Bruce Moreland, Chris Moreton, Alex Morozov, Frans Morsch, Harm Geert Muller, Mathias Muller, Ron Murawski, Luca Naddei, Aleksandar Naumov, Pallav Nawani, Sergei Nefedov, Pham Hong Nguyen, Mikko Nummelin, Eric Oldre, Marco Pagnoncelli, Rahman Paidar, Salvador Pallares, Gian-Carlo Pascutto, Arkadiusz Paterek, Lance Perkins, Maciej Pestka, Roland Pfister, Richard Pijl, Rudolf Posch, Marcus Prewarski, Kamil Przybyla, David Rabel, Landon W. Rabern, Chan Rasjid, David Rasmussen, Adrien Regimbald, Gerrit Reubold, Fritz Reul, Luigi Ripamonti, Nicola Rizzuti, Erik Robertsson, Jean Francois Romang, Tord Romstad, Toma Roncevic, Peter Rosendahl, Jaime Benito de Valle Ruiz, Severi Salminen, Maurizio Sambati, Aleksandrs Saveljevs, Mauro Scarpa, Ralf Schafer, Frank Scharn, Francois Scheurer, Frank Schneider, Ed Schroder, Alessandro Scotti, Antonio Senatore, Daniel Shawul, Michael Sherwin, Grzegorz Sidorowicz, Allard Siemelink, Will Singleton, Kai Skibbe, Samuel Slutzky, Daniel Sparks, Marek Strejczek, Johanes Suhardjo, Antoni Szczepanski, Omid David Tabibi, Franck Tempet, Eric Triki, Ulrich Turke, Per-Ola Valfridsson, George Varentsov, Koundinya Veluri, Joel Veness, Tom Vijlbrief, Martin Villwock, Eric Walstra, Andrew Williams, Laurens Winkelhagen, Franck Zibi, Georg v. Zimmermann, Stefan Zipproth, Johannes Zwanzger.

Other software used in this study

Software used for file and database management:

Software used for processing and web-site creation

Other incredibly useful free software I use every day:


Useful links

Computer chess

Rating calculation

Tournaments

Forums



Created in 2005-2012 by Kirill Kryukov
Updated on June 16, 2013