Chess Engines Diary

  Belofte is an open-source WB and UCI engine Author - Yves De Billoëz  Rating CEDR=2221 Belofte is a self-written chess program available on Mac OS X (PPC and Intel), on Linux (i386 and x64), on Android (ARM and Intel, 32 and 64 bit) on Sun Solaris, on HP-UX and on Windows (32 bit, 64 bit). It works with XBoard, Winboard, Arena and many other programs. It can also be run from the command line Belofte 2.1.8 - download

  The CEDR Chess Engine League , edition 06/2024, concluded today. The tournament was divided into two segments, with the primary section comprising four leagues where the top 64 chess engines competed. The elimination round featured 175 new and amateur chess engines vying for a spot in the TOP-64. The final standings are displayed on a dedicated page: League .

Slow Horses Group El-04 - this is the last group of new and amateur chess engines fighting for promotion to TOP-64. This tournament played in a knockout system was won by the Rebel-EAS 2.0 engine. The following chess engines also advanced to Mandalorian Group El-03: Sapling 1-2-1, Vault 0.4.1 JA and Quanticade Aurora 0.8.1 . The next edition of the chess league will start in October, and the results of the next test tournaments will be posted on our website soon. Chess Engines Diary Team Promotion  to Mandalorian Group El-03 :  Rebel-EAS 2.0,  Sapling 1-2-1,  Vault 0.4.1 JA, Quanticade Aurora 0.8.1. All CEDR  449.407 games download  (01.10.2024, 3'+3")  💾  85 games from the tournament download 👍 @chessenginesdiary Country - Poland, City -  Malbork   🕓 Time 3'+3"  💻Asus Zenbook, AMD Ryzen 9 6900HX, RAM 32,0 GB 🖬 GUI-Banksia Slow Horses Group El-04, edition 06/2024, Chess Engines Diary, 2024.10.16 1: Casanchess 0.8 JA 1= 1.5 / 2 S

  Tcheran - UCI chess engine   Author: Jonathan Gilchrist Rating Chess Engines Diary CEDR=2242 If you want to know what the ranking of the Tcheran engine is, we encourage you to visit the website with the monthly updated CEDR ranking - RATING page . v.4.0: Add late move reductions (100.80 +- 22.10 Elo) Use SEE to order bad captures later in moves to try (6.69 +- 4.80 Elo) Do not allow TT cutoffs in PV nodes (~0 Elo) Misc Avoid locking up the UCI thread if the 'Hash' option is set during a search Add a new Github Action for building and publishing new releases Elo   | 94.32 +- 8.83 (95%) Conf  | 8.0+0.08s Threads=1 Hash=16MB Games | N: 4102 W: 1938 L: 851 D: 1313 Penta | [90, 240, 655, 625, 441] Elo   | 97.85 +- 16.25 (95%) Conf  | 60.0+0.60s Threads=1 Hash=128MB Games | N: 1024 W: 459 L: 178 D: 387 Penta | [11, 61, 167, 182, 91] Tcheran 2.5 - results: Opponent Score +- Games Oxidation 0.7.2 5/8 +2 8 Games Schoenemann 0.2.0 3/8 -2 8 Games Rengar 2.0.0 1/8 -6 8 Games 4ku 5.1 0/8

Today we started the traditional Chess Engines Diary Rating Cup . The 10/2024 edition featured the 16 best engines in the CEDR ranking as of 10/01/2024. The first match was won by Stockfish 17 with the Titan 1.1.0 engine. The winner won 3 games and drew 21. The next matches are already underway - follow the results on our website. Chess Engines Diary Team   All CEDR games  449.407 download   💾  24 games from the tournament download @chessenginesdiary Country - Poland, City - Malbork  🕓 Time 3'+3"  💻Asus Zenbook, AMD Ryzen 9 6900HX, RAM 32,0 GB 🖬 GUI-Fritz 17 P Engine Score ***** +/-/= 1: Stockfish 17 13.5 / 24 ==11==1================= (+3 -0 =21) 2: Titan 1.1.0 10.5 / 24 ==00==0================= (+0 -3 =21)

Another test of 32 new and amateur chess engines. This time the Strelka chess engine played as the "reference engine". The MagicKnight engine won, Rems 150824 in 2nd place and JigSaw 6.0 and YuliGM STRONG 180824 in 3rd and 4th place. More results soon on the website. Chess Engines Diary Team All CEDR  449.407 games download  (01.10.2024, 3'+3")  💾  992 games from the tournament download 👍 @chessenginesdiary Country - Poland, City -  Malbork   🕓 Time 3'+3"  💻HP Pavilion i5-1035G1 8GB RAM 🖬 GUI-Banksia Tech table: Engine KN/mov NPS dep/mov time/mov mov/game time/game fails 4ku 5.1 1867 341420 22.2 5.5 45.9 250.9 Altair 7.1.5 Dev.91cb9ca JA 2391 425136 21.5 5.6 58.5 328.8 Amelia 0.15 3590 546541 8.9 6.6 31.0 203.6 Artemis 2TR 1854 306433 29.4 6.0 51.0 308.7 CalvinChess 4.3.0 JA 494 91754 21.6 5.4 52.1 280.3 Chess.cpp 4.10 1452 279177 20.6 5.2 33.4 173.8 53 CT800 1.46 2724 536992 14.1 5.1 44.9 227.7 Hakaisha 1.2.2 0 0 0.0 0.0 0.0 0.0 62

TomitankChess  - JavaScript Chess Engine (UCI) Author - Tamás Kuzmics Rating Chess Engines Diary CEDR=2982 TomitankChess (with node.js) run in Arena, in WinBoard and in Cutechess as well. - Example for Arena GUI with node.js   + Comand line: direct acces to node.exe (C:\Program Files\nodejs\node.exe)   + Command line parameters: direct acces to tomitankChess.js (C:\Program Files\nodejs\tomitankChessUCI.js) This is quite different from the SF solution. network is only 768x16x1. Smaller than I've seen before. it does not replace evaluation, it only compensates that.  trained only with 2.7M example. The network is not compatible with other engines (*) and it's integrated into the code. (hardcoded) I wrote the network from scratch. I don't use machine learning platform. I have around 10 elo better net (768x32x1) in fix depth test, but JavaScript is too slow, and don’t have AVX or similar methode in JavaScript (so i use vanilla approach). Essentially the smaller net ha

This is our next test tournament of the most powerful chess engines. The CorChess 20240927 engine won. Places 2 to 4 were taken by the engines: JigSaw 6.0, YuliGM STRONG 180824 and SF PB 280924 . We will post the results of the next tournaments soon, check our website. Chess Engines Diary Team All CEDR  449.407 games download  (01.10.2024, 3'+3")  💾  760 games from the tournament download 👍 @chessenginesdiary Country - Poland, City -  Malbork   🕓 Time 3'+3"  💻Dell G15 SE, i7-11800H RAM 16,0 GB 🖬 GUI-Banksia Tech table: Engine KN/move NPS dep/mov time/mov mov/game time/game fails Brainlearn 29 10282 1964824 48.3 5.2 71.6 374.7 CorChess 20240927 10217 1910239 42.9 5.3 68.2 364.8 Dragon 3.3 by Komodo 11121 2524241 37.3 4.4 112.6 496.1 Eman 9.90 10019 1997798 42.1 5.0 79.1 396.8 Fisherov chess monk 1.2 14590 3004836 47.9 4.9 83.2 404.2 HypnoS 220824bis 10217 2003249 47.0 5.1 74.4 379.4 1 JigSaw 6.0 8099 1543806 50.0 5.2 68.6 359.9 MagicKnight 10423

Kairuku is a Chess Engine build around a fast psuedo legal move generator utilizes Magic Bitboards. It makes use of negamax search with piece square tables, transposition tables, Most Valuable Victim - Least Valuable Aggressor (MVV-LVA), quiescence search, zobrist hashing and more techniques from chess programming. Author: Marvin (Hanover, Niedersachsen, Germany)   Kairuku 1.0.1 JA download

Koedem   - UCI chess engine (java). Author: Kolja Kühn (Germany)  Rating Chess Engines Diary CEDR=2552 v. 1.1.2 change: Using transposition table in search. (only exact depth hits for now to avoid search instability) Use PV search rather than vanilla alpha-beta search. Some bugfixes. All files (games, tables and engines) - download from page Jim Ablett compiles: Koedem 1.1.2 JA - download