Chess engines

Last changes: September 01st, 2025 (07:11)
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Obligation: Chess programming WIKI, RWBC chronology

Fora: CSS, Hiarcs, Schachcomputer.info, TalkChess - New - JA
Open-Bench: T1, T2, T3, T4, T5, T6
 Tourney: TCEC, Ratings: CCRL, CEGT, IPman, SPCC

Some GUIs well-assorted in alphabetic order
Aquarium 2025, Arena 3.5.1, Banksia 0.58 RC1, BearChess 1.2.1.1, CB-Emu 250831,
 CuteChess 1.4.0, en-croissant 0.11.1, HIARCS Chess Explorer Pro 1.4, Jerry 4.3.0,
LiGround 0.4.0, LittleBlitzer 2.77, LucasChess 2.20c, Nibbler 2.5.2, Scid vs. PC 4.26,
Shredder GUI 13, Tarrasch 3.13b, Winboard 4.9.0

CB: Fritz 20 upd.05, Chessbase 18 upd.14

Logos: Chess-Cache, Endgame bases: syzygy, others		 The Number 1 = Stockfish

120 out of 150 JA compiles = 80,00%
072 out of 150 Endgame bases = 48,00%
037 out of 150 dev / Pre = 24,66%
027 out of 150 HCE = 18,00%
004 out of 150 JAVA = 2,66%
004 out of 150 xb = 2,66%
 005 out of 150 MCTS / PUCT = 3,33%
 005 out of 150 commercial = 3,33%

050 diff. flags, most engines (26) from usa

August 2025 (without JA compiles)
027 out of 150 Eng. upd./new = 18,00%

 

 

Most of the current TOP-125 available engines included!
 Last 5 updates: 1. Anubis 3.03, 2. Zangdar 4.04.01, 3. Reckless 0.8.0, 4. Potential 3.0.0, 5. Maelstrom 3.3.0
 dev / Pre updated often: 1. Stockfish 250830 dev, 2. Halogen 14.19.1 Pre, 3. Monty 250824 dev

Well-assorted in alphabetic order
 September 01st, 2025 (01:22): D/L = 0,191Mb, this file with 168 Shredder GUI *.eng config examples

150 Engines Programmer(s) ... thank you! Date Version(s) 120 Jim Ablett syzygy Status
england Akimbo Jamie Whiting 24/03 1.0.0 / 241218 JA dev D/L OSS
england ² Monty, GitHub: D/L " 25/08 250824-0c66d471 dev MCTS   OSS
italy Alexandria, net Guiseppe Pagano 25/08 8.1.2 (250824) / 8.1.0 JA D/L OSS
china Altair Alexander Tian 24/02 7.0.0 / 7.2.1 JA dev D/L (250703) OSS
germany Andscacs (own site) Daniel José Queraltó 21/01 0.1 NNSf *13 free
spain Anubis *18 José Carlos Martínez Galán 25/08 3.03 xb REPO *14 yes OSS
usa Arasan, web Jon Dart 25/07 25.2 / 25.2 JA D/L yes OSS
norway Arcanum Lars Murud Aurud 25/07 2.6 REPO *14 yes OSS
austria Astra Semih Özalp 25/07 6.1.1 / 6.1.1 JA D/L yes OSS
spain Atlas Andrés Manzanares 24/12 4.35   yes free *2
china Avalanche Yinuo Huang 24/01 2.1.0 / 2.1.0 JA REPO (250718) OSS
bulgaria Bagatur Krasimir Topchiyski 25/07 5.3 REPO *14 yes OSS *1
usa Berserk, TC-83560 Jay Honnold 24/03 13 / 250622 CE dev D/L yes OSS
sweden bitbit *15 Isak Ellmer 25/07 1.4 / 1.4 JA D/L OSS
turkey Black Marlin Doruk Şekercioğlu 24/02 9.0 / 250413 JA dev D/L OSS
hungary BlackCore, ² WhiteCore Balàzs Szilágyi 23/03 6.0 / 6.0 JA REPO (250721) yes OSS
ukraine Booot Alex Morozov 25/02 7.4 OSS
usa Cadie Martin Wyngaarden 25/03 2.1 / 2.1 JA D/L OSS *2
poland Caissa Michal Witanowski 25/08 1.23 / 1.23 JA D/L yes OSS
netherland Calvin Dan Kelsey 25/06 6.1.1 / 6.1.1 JA D/L OSS *1
italy Carp Andrea Sgobbi 23/09 3.0.1 / 3.0.1 JA REPO (250719) OSS
england Celeris, RWBC Hin-Yu-Evan Fung 25/07 2.0 / 2.0 JA / 2.0 GS D/L   OSS
france Cheese, GitLab Patrick DUHAMEL 25/08 3.3.2 REPO *14 yes OSS *2
czech Cheng Martin Sedlak 24/05 4.48 yes OSS
england netherland Chess System Tal, EAS Chris Whittington, Ed Schröder 25/04 CSTal 2.0 / 2.1 EAS OSS, free
lithuania Chess.cpp Gediminas Masaitis 24/09 4.10 / 4.10 JA D/L yes OSS
germany ChessBrainVB Roger Zuehlsdorf 24/02 4.03a   yes OSS *2
brazil Cinder Bruno Dutra 25/08 0.3.1 REPO *14 yes OSS
usa Clarity Joseph Pasfield 25/07 8.0.0 / 8.0.0 JA D/L yes OSS
romania Clover Luca-Mihnea Metehau 25/08 9.0 / 9.0 JA D/L yes OSS
poland Combusken Marcin Henryk Bartkowiak 22/01 2.0.0 / 2.0.0 JA REPO (241010) yes OSS *2
russia Counter Vadim Chizhov 24/01 5.5 / 5.5 JA D/L OSS
spain DanaSah Pedro Castro 23/06 9.1 / 9.1 JA D/L (250807) *9 *10 OSS
turkey Defenchess, RWBC Can Cetin, Eldenk Dogac 19/08 2.2 / 2.3 JA / 2.3 GS D/L (250813) yes OSS *2
france Demolito, current, D/L Lucas BREASCH 21/10 211004 / 250408 dev REPO *14   OSS
turkey Devre Ömer Faruk Tutkun 24/08 6.0 / 6.39 JA dev D/L (241101) yes OSS
usa Dragon by Komodo, CB, Iv D. Daily, et al. 23/10 3.3 MCTS yes *3 *4
turkey Eleanor, web Mark Kasa 25/08 2.0 REPO *14 OSS
india Elixir *15 Arjun Basandrai 24/11 3.0 (241124) / 3.0 JA D/L OSS
russia Equisitum, net, ² Drofa Alexander Litov 24/03 1.0 / 1.30 JA dev D/L (250629) OSS
usa Ethereal, web, IPman Andrew Grant 23/02 14.00 IP / 14.31 JA dev REPO (240303) yes OSS *3
spain EveAnn *18 Andrés Valverde 25/06 3.4 xb   *9 free
belgium Fire, Firefather, web Norman Schmidt 25/08 10 / 10 JA D/L OSS
usa Fizbo *17 Youri Matiounine 17/12 2.0 / 2.0 JA REPO (250702) yes OSS
germany Frozenight, ² ice4 Mark Carlson 23/01 6.0.0 / 250720 JA dev D/L OSS
germany Ginkgo, CB Frank Schneider 25/05 Fritz 20 (250520) yes *3
Hakkapeliitta, Firefather Mikko Aarnos 23/06 3.0 NNSV *12 REPO *14 yes OSS
australia Halogen Pre Kieren Pearson 25/08 14.19.1 Pre / 14.18.0 JA Pre D/L yes OSS
australia Halogen, net " 25/07 14 / 14 JA D/L " "
italy Heimdall, Git Mattia Giambirtone 25/07 1.4.0 REPO *14 OSS
england Hiarcs Mark John Uniacke 24/12 15.4 yes *2 *3
usa Horsie, ² Lizard Liam McGuire 25/05 1.1 / 1.1 JA D/L OSS
ukraine Igel Volodymyr Shcherbyna 24/12 3.6.0 / 3.6.3 JA dev D/L (250628) yes OSS
brazil Illumina Thomas Mergener 25/05 3.0 / 250525 JA dev D/L OSS
poland Inanis Pawel Osikowski 25/02 1.6.0 REPO *14 yes OSS *2
macedonia Integral Aron Petkovski 25/02 7 / 250812 JA dev D/L yes free
norway Invictus Edsel Apostol 21/06 r382     OSS *2
france Isa Daniel ANULIERO 25/05 4.4   OSS
poland Jackal Tomasz Jaworski 24/12 1.2.0 / 1.2.0 JA MCTS D/L   OSS
germany Koivisto, web Finn Eggers, Kim Kåhre 23/01 9.0 / 9.2 JA dev D/L (250525) yes OSS
usa Kobra Jasper Sinclair 25/05 2.0 JA D/L *6   OSS
slovenia Lambergar Janez Podobnik 25/05 1.2 / 1.2 JA D/L OSS
usa Laser Jeffrey An, Michael An 19/02 1.7 / 1.7 JA dev D/L (250806) yes OSS *2
england Leela Chess Zero, web Garry Linscott, et al. 25/08 Lc0 0.32.0 PUCT yes OSS
germany Leorik Thomas Jan 25/04 3.1.3 (250421) / 3.1.3 JA D/L OSS
germany Little Goliath Evolution Michael Borgstädt 23/06 LGE 3.17     free
usa Lozza Colin Jenkins 25/07 7 / 250805 JA dev D/L   OSS *1
netherland Lunar Patrick Hilhorst 25/08 0.3.0 / 0.3.0 JA D/L   OSS
spain Lynx Eduardo Cáceres 25/06 1.10.0 REPO *14   OSS
usa Maelstorm Saigautam Bonam 25/08 3.3.0 REPO *14   OSS
usa Mantissa Jeremy T. Wright 22/08 3.7.2 / 240920 JA dev D/L yes OSS
sweden Marvin, net Martin Danielsson 24/05 6.3.0 / 6.3.0 JA D/L yes OSS
sweden Meltdown Hans Binderup 25/07 1.10 / 1.10 JA D/L yes OSS *2
usa Midnight Archishmaan Peyyety 24/01 9 / 9 JA D/L OSS
france Minic, Minic-Dist, net Vivien CLAUZON 25/05 3.44 S / 3.43 JA D/L yes OSS
brazil Minke Eduardo Marinho 25/08 1.0.0 / 1.0.0 JA D/L   OSS
germany Molybdenum Hannes Lerchl 24/11 4.1 / 4.1 JA D/L (250812) OSS
czech Motor Martin Novák 25/06 0.9.0 / 0.9.0 JA D/L OSS
canada Mr Bob Vincent Yu 24/03 1.3.0 / 1.3.0 JA D/L (250804) OSS
usa Myrddin *18 John Merlino 25/04 0.93 JA xb D/L *6 *10 OSS
germany Nalwald Jost Triller 24/07 19 / 250310 JA dev D/L OSS *2
germany Nemorino, net, RWBC Christian Günther 21/01 6.01 / 6.11 JA dev D/L (240808) yes OSS
italy Obsidian, net, TC-84272 Gabriele Lombardo 25/05 16.00 / 16.14 JA dev D/L (250706) yes OSS
england Odonata Andy Watkins 24/07 1.0 / 1.0 JA REPO (250719) OSS
france Orion, net David CARTEAU 24/03 1.0   free
granada Oxide Miguel Ángel De la Vega Rodríguez 25/08 2.0.0 / 2.0.0 JA D/L   OSS
england Panda Sebastiano Rebonato-Scott 25/08 1.1 Fixed REPO *14 OSS
usa Patricia, ² Willow Adam Kulju 25/07 5 / 5 JA D/L yes OSS
portugal Pawn Pedro Rui Coelho 25/05 4.0 / 4.0.4 JA dev D/L (250809) yes OSS
sweden pawnocchio Jonathan Hallström 25/07 1.8.1 REPO *14 yes OSS
usa Peacekeeper, ² Exocet Kyle Zhang 24/06 3.01 / 3.01 JA REPO (250718) OSS
usa Pedantic JoAnn D. Peeler 24/09 2.1.0 yes OSS
italy Perseus Giovanni Manduca 25/04 1.1 / 1.1 JA D/L OSS *2
england Pingu William Ching 24/12 5.0.0 / 5.0.0 JA D/L OSS
germany PlentyChess Pre Patrick Leonhardt 25/08 6.0.18 Pre REPO *14 yes OSS
germany PlentyChess " 25/06 6.0.0 / 6.0.0 JA D/L " "
turkey Potential Eren Araz 25/08 3.0.0 / 3.0.0 JA D/L OSS *2
australia Princhess Lana Samson 25/03 0.20.0 / 0.20.0 JA D/L (250803) yes OSS
germany Priessnitz Kevin Feske 24/11 2.0 / 2.0 JA D/L OSS *2
italy Protej Alex Brunetti 25/04 0.6.8 free *2
usa PZChessBot Kevin Lu 25/07 3.0 / 3.0 JA D/L OSS
czech Quanticade Martin Botka 25/05 Orion 2.0 / 2.0 JA D/L OSS
netherland england Rebel, EAS, Extreme Ed Schröder, Chris Whittington 25/08 16.3 / 2.0 EAS / 1.1 Extreme free
russia jordan Reckless Arseniy Surkov, Shahin M. Shahin 25/08 0.8.0 / 0.8.0 JA D/L yes OSS
hungary Renegade Krisztián Peőcz 25/05 1.2.0 / 1.2.0 JA D/L OSS
italy Revenge, ² Pedone Fabio Gobbato 25/01 4.0 yes free *5
netherland rofChade Ronald Friederich 23/09 3.1 yes free
germany RubiChess, net Andreas Matthies 24/08 240817 / 250606 JA dev D/L yes OSS
russia RukChess, net Ilya Rukavishnikov 25/06 4.1.0 / 4.1.0 JA D/L OSS
england Sapling Timothy Jones 25/04 1.2.7 REPO *14 OSS
belarus Saturn Egor Moroz 24/04 1.3 / 1.3 JA D/L OSS
germany Schneckbert Nikolas Windheuser 25/04 3.0 / 3.0 JA D/L OSS
germany Schoenemann Jochen Gehtab 24/12 0.4.0 / 0.4.0 JA D/L OSS
canada Schooner D/L *18 *19 Denis Sceviour 19/12 2.2 xb     free *2
Scorpio Daniel Shawul 25/05 3.0.15.14 *8 / 3.0.15.14 JA D/L *9 OSS
usa Seer, net Connor McMonigle 23/12 2.8.0 / 250310 JA dev D/L yes OSS
france Senpai, web (own site) Fabien LETOUZEY 17/11 2.0 / 2.0 JA D/L (250814) OSS *2
france Seredina Alexander WIMMER 25/01 1.2c REPO *14   OSS
usa Serendipity Shawn Xu 25/01 1.0 / 1.0 JA D/L OSS *1
germany Shredder Stefan Meyer-Kahlen 16/10 13   *11  *2 *3
france Simbelmyne Sam ROELANTS 24/08 1.10.0 REPO *14 OSS *2
usa Slow Chess Blitz Jonathan Kreuzer 22/06 2.9 yes free
germany Smallbrain Max Allendorf 23/01 7.0 / 250722 JA dev REPO yes OSS
russia SmarThink Sergei S. Markoff 18/02 1.98   yes free *2
usa Spaghet, net Li Ying 24/08 BologNNese 1.0 / 1.1.3 JA dev D/L (250516) OSS
germany Spike Ralf Schäfer, Volker Böhm 25/07 1.4.1   *16 free *2
portugal Starzix Ricardo Pinto 25/04 6.1 / 6.1 JA D/L OSS
france Stash, GitLab Morgan HOUPPIN 25/04 37.0 / 37.10 JA dev D/L (250803) OSS *2
usa StockDory Shaheryar Sohail 23/08 Starfish 0.1 OSS
england Stockfish, dev-2 Tord Romstad, et al. 25/08 250830-731ad9bb dev yes OSS
england Stockfish, dev-1, net, Iv all the authors 25/03 17.1 / 17.1 JA D/L " "
england SF, ShashChess *7 *15 Andrea Manzo, et al. 25/07 39 / 39 JA MCTS D/L " "
england SF, Crystal *7 Joseph Ellis 25/08 9 / 250802 JA dev D/L " "
england SF, Modjo *7 Jörg Oster 25/08 250817 JA dev D/L *6 " "
england Stormphrax Conor Anstey 25/06 7.0.0 / 7.0.17 JA dev D/L (250801) yes OSS
romania Sturddle Cristian Vlasceanu 25/03 2.02   yes OSS
usa Superultra Alexander Liang 25/04 2.1 / 2.1 JA D/L OSS
sweden Svart Cristopher Torgrip 23/08 6 (230828) / 6 JA D/L (240607) OSS
usa Tarnished, net Anik Patel 25/08 Consort 4.0 REPO *14 OSS
sweden Texel, Dropbox Peter Österlund 25/01 1.12 / 1.13a4 JA dev D/L (250713) *10 OSS
usa Titan Jeffrey Powell 24/06 1.1 / 250628 JA dev D/L OSS
germany Tornado Engin Üstün 20/12 201209   *16 free
brazil Tucano, net Alcides Schulz 24/12 12.00 / 12.17 JA dev D/L (250715) yes OSS
south-korea Turbulence Jun-Seo Choi 25/06 0.0.8 / 0.0.8 JA D/L OSS
russia Uralochka dev Ivan Maklyakov 25/07 3.42 dev14 / 3.42 JA dev14 D/L (250709) yes OSS
russia Uralochka " 24/05 3.41a / 3.41a JA D/L " "
germany Velvet dev Martin Honert 25/07 9.0.0 dev7 S / 9.0.0 JA dev7 D/L (250715) yes OSS
germany Velvet " 24/11 8.1.1/ 8.1.1 JA D/L " "
scotland Viridithas, web, net Cosmo Bobak 25/08 18.0.0 / 18.0.0 JA D/L yes OSS
usa Wasp, mirror John Stanback 24/06 7.00 / 7.07 dev yes free
singapore Weak *15 Ethan Pan 25/08 1.0.0 / 1.0.0 JA D/L   OSS *2
usa Weiawaga Kyle Krowpman 25/08 6.0 / 6.0 JA D/L   OSS
norway Weiss Terje Kirstihagen 21/08 2.0 / 250206 JA dev D/L yes OSS *2
switzerland Winter Jonathan Rosenthal 24/06 4.0 JA REPO *6 OSS
Xiphos Milos Tatarevic 19/11 0.6 / 0.6.1 JA dev REPO (250801) yes OSS *2
turkey Ynode Orhan Öztürk 25/08 0.213 free
england Yukari Hannah Ravensloft 25/04 2025 4.1 JA REPO *6 OSS
kurdistan Zahak Amanj Sherwany 22/05 10.0 / 10.0 JA D/L (250717) yes OSS
france Zangdar Philippe CHEVALIER 25/08 4.04.01 / 4.04.01 JA D/L yes OSS


Notes:
 go to start of site

- listed are engines that are likely to be in the TOP-125 or close to the TOP-125
- listed are no privately engines
- listed are no engines name of programmer is unkown
- listed are CPU engines, no GPU engines, like Allie, Ceres, Ara, others

*1 = Java based engine, Java-JRE v8 upd 461, JDK v24.0.2, Node.js v24.7.0 (for Lozza)
*2 = HCE (Hand Crafted Evaluation). If not HCE then NN = Neural Network
*3 = commercial product
*4 = Komodo & Dragon by Komodo v1 are freely available
*5 = Revenge v1 to v3 are commercial products, freely available since v4
*6 = GitHub compiles created by Jim Ablett = JA
 *7 = Stockfish derived
 *8 = please use the install.bat on Scorpio GitHub site
 *9 = egbb endgame bases (Scorpio, DanaSah, EveAnn)
 *10 = gaviota endgame bases (Texel in add. syzygy, DanaSah, Myrddin)
*11 = shredder endgame bases (Shredder in add. syzygy)
 *12 = Hakkapeliitta uses in my configuration a Neural Network file from Sergio Vieri = NNSV
 *13 = Andscacs uses in my configuration a Neural Network file from Stockfish = NNSf
*14 = older JA compiles are available
*15 = mingw files required, can be found on: mingw-w64, GitHub (x86_64-posix-seh-msvcrt-rt)
 *16 = nalimov endgame bases (Tornado)
*17 = Fizbo was the first engine to used Neural Network technologies!
 *18 = wb2uci, xb / Winboard adapter (D/L v1.3 b22 / 070623) by Odd Gunnar Marlin required
*19 = Schooner runs more stably as xb / Winboard engine

S = Sources available only
² = second program by the programmer, strongest at first!

(green date) in brackets, creation date of *.exe

dev = development, Pre = Pre-release, RC = Release Candidate,
D/L = download, OSS = Open-Source-Software, web = website, net = Neural Network file(s)
Iv = Interview, xb = xboard / Winboard, MCTS / PUCT = Monte-Carlo Tree Search

Compiles by: JA = Jim Ablett, CE = Chris Euler, IP = IPman, GS = Günther Simon RWBC
Older JA directorys by: Lenard Spencer, Tony Mokkonen
REPO = will be listed when I don't have the D/L url to the last compiled JA version
or the version by the programmer is newer as Jim's compiled

Quest by Frans Morsch, Fritz 13 and versions before
Pandix by Gyula Horváth, Fritz 14
Rybka by Vas Raylich, Fritz 15 / 16
Ginkgo by Frank Schneider, Fritz 17 / 18 / 19 / 20


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