Chess Engines Diary

Anvil a UCI chess engine written in Rust, with an NNUE evaluation trained only on its own self-play games. Anvil has no GUI; use it from any UCI interface (Cute Chess, Arena, Banksia, fastchess, ...). Author: AnvilFx Anvil 3.14.0 download     mirror

Dear readers and friends of the Chess Engines Diary , Today, we're pleased to announce another update to the MEGA disk . As a bonus for our supporters, we have added a total of 51 new files , including chess engines, opening books, and games. Look: New Bonus Rules from the Chess Diary MEGA Dysk - update 11.11 .2026 (51 files added) Engines for Windows: (35 files):  Anak 1.0.16.7z Anvil 3.12.1.7z Aqueval 1.1.0.7z Arabica 0.4.1.7z Blizzard 1.0.1.7z Chessenger 3.6.7z Claudy 5.0.7z DON dev-20261109.7z ECE 26.10.7z EEternal-RS 0.3.0.7z Eloi 4.0.1.7z EveAnn 8.0.7z Facon 1.8.7z Grape 0.8.0.7z Greko 2026.11.7z Jace 1.5.1.7z Jace 1.5.1 for MacOS.7z Kestrel 3.2.7z Klak 1.0.0.7z Kurgan 3.7z Luna-Chess-Engine 4.2.0.7z Machete 0.5.4.7z Onslaught 2.1.7z Pea 10.0.0.7z Proty v2 0.7.5.7z Psion 2.6.1.7z SimpleChess 3.7.0.7z Slate 0.5.3.7z Slate 0.5.3 for MacOS.7z SparkChess 1.4.1 HCE.7z StockDory-Barracuda 0.4.7z Stockfish dev-20261110.7z Sykora 4.1.7z Tony 0.5.7z Vesper 2.4.0.7z MacOS (11 files):...

Official prerelease  Stockfish dev-20261110 Rating Chess Engines Diary CEDR= 3943 Great news for chess enthusiasts!  The pre-release version of Stockfish dev-20261110 , widely recognized as the world's top chess engine, has been released. We’re now one step closer to the next official release. Our team is excited to kick off testing today, and we’ll post the results on our website.  Stay tuned! What's new? Commits Update main network to nn-68752b755c93.nnue Remove unused 4-argument Stockfish dev-20261110 download     mirror     Here are some sample tournament wins for the Stockfish engine on Android and Windows:: Stockfish dev-20250513 wins Android Chess Engines Tournament, 18.05.2025 Stockfish 250425 wins Strong Engines Tournament (Tests by Jörn Gronemann, 2025.05.04) Stockfish dev-20250519 wins Chess Engines Tournament for MacOS, Chess Engines Diary, 2025.06.16 , Stockfish dev-20250602 wins New Chess Engines Test, 11-13.06.2025 , Stockfish dev-202506...

  Incipit  is an experimental chess engine by Adam Twiss, author of Coda. Coda (and its predecessor GoChess) was one of the first chess engines developed entirely using AI coding agents, and now plays at a high level (#5 on the CCRL 40/15 single-CPU list, as of September 2026). Author:  Adam Twiss  Rating CEDR=3781 Incipit 0.5.0 vs other engines: Mittens CEDR Windows 37.5/46 +29 46 Games Tcheran 14.0 23.5/46 +1 46 Games Caissa 2.0 19.5/46 -7 46 Games Peras 3.6.1 19/36 +2 36 Games Halogen 16.8.0 16.5/36 -3 36 Games Stockfish 19 12/30 -6 30 Games Inphish 7.0.0 11/30 -8 30 Games PlentyChess 8.0.7 10.5/30 -9 30 Games Arasan 26.1 14.5/26 +3 26 Games Alexandria 9.1.0 JA 11.5/26 -3 26 Games CorChess 20261001 10/26 -6 26 Games Evolution 1.0 8.5/26 -9 26 Games Zigqueen 6.4.0 10.5/20 +1 20 Games Rebel 17.0 10/20 +0 20 Games Ravager 3 10/20 +0 20 Games Zigqueen 6.5.0 9.5/20 -1 20 Games Obsidian 16.15 9/20 -2 20 Games Reckless 0.10.0 26.8.26-dev 9/20 -2 20 Games Igel 3.8.0 8.5/2...

  A large pack of new  chess engines (20 files): Anak 1.0.16.7z Anak 1.0.16 for MacOS.7z Anvil 3.12.1.7z Aqueval 1.1.0.7z Aqueval 1.1.0 for MacOS.7z EveAnn 8.0.7z Greko 2026.11.7z Kestrel 3.2.7z Kestrel 3.2 for MacOS.7z Kurgan 3.7z Kurgan 3 for MacOS.7z Pea 10.0.0.7z Proty v2 0.7.5.7z Psion 2.6.1.7z Psion 2.6.1 for MacOS.7z SimpleChess 3.7.0 for Android.7z SimpleChess 3.7.0 for MacOS.7z SparkChess 1.4.1 HCE.7z StockDory-Barracuda 0.4.7z StockDory-Barracuda 0.4 for MacOS.7z EnginesPack 08.11.2026 download   mirror  

  Stockfish 19 won the latest macOS chess engine tournament, with DON dev-20260914 finishing in second place and Inphish 7.0.0 taking third. A new CEDR ranking for macOS chess engines will be released in a few days, so stay tuned! Time: 3'+3", GUI-Banksia, Intel Core i5, 8 G B Memory , macOS #chessenginesdiary 840 Tournament games download , Table created: Banksia and Scid vs. PC All 12.892 games for MacOS download Tech table: Engine KN/move NPS dep/mov time/mov mov/game time/game fails 8Chess 1.0 679 118604 25.2 5.7 61.8 353.9 36 Berserk 0.10.0 852 157588 26.0 5.4 67.3 364.1 Booot 7.4 1675 332346 27.8 5.0 72.4 365.1 3 Critter 1.6a 5704 1103301 19.7 5.2 69.9 361.3 Cyrus IS Chess 3522 898035 6.2 3.9 46.0 180.3 DON dev-20260914 1125 219304 34.1 5.1 68.1 349.4 Experion 0.1.1 460 224997 12.8 2.0 63.6 130.1 Inphish 7.0.0 891 174946 35.1 5.1 69.3 352.8 Kestrel 1.1 1857 412017 21.2 4.5 62.1 279.9 Kurgan 1 1611 297155 24.3 5.4 58.3 316.0 Leorik 3.2 2060 41106...

  Another Group D stage of the Chess Engine League qualifiers has concluded. Anna 1.2a emerged as the winner, while 8Chess 1.0, Tony 0.5, Incipit 0.5.0, Peras 3.6.1, and Crafty NNUE 25.6.1 finished in places 2 through 6. The engines that placed 25th to 30th have been relegated to the lowest division, Group E. CEDR Chess Engine League - more . CEDR 903.628 games download (until 30.06.2026) All Games 129.244 CEDR from 01.11.2026 download . 💾 Tournament games : 165 download 💻 Asus Zenbook, AMD Ryzen 9 6900HX, RAM 32,0 GB   🖬 GUI - GUI - Myracle, book:avt-2026b #chessenginesdiary Country - Poland, City - Malbork   🕓 Time 3'+3" Pl Engine Points % Bu W-L-D note 1 Anna 1.2 8.5/11 77.3 71.0 +6-0=5 promotion 2 8Chess 1.0 8.0/11 72.7 71.5 +5-0=6 promotion 3 Tony 0.5 8.0/11 72.7 67.5 +6-1=4 promotion 4 Incipit 0.5.0 7.5/11 68.2 73.0 +4-0=7 promotion 5 Peras 3.6.1 7.0/11 63.6 73.0 +3-0=8 promotion ...