Chess-Engines

Last changes: June 29th, 2026 (04:45)
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goto end of site (Notes) ............... !! Well-assorted by: Alphabetic order of engines

Obligation: Chess programming WIKI, RWBC (chronology)
Fora: CSS, Hiarcs, Schachcomputer.info, TalkChess - New - JA
Open-Bench-Test: T1, T2, T3, T4, T5, T6, T7
Tourney: TCEC, Ratings: CCRL, CEGT, Chess324, IPman, SPCC, UBC

GUIs (37)
Arena 3.5.1, Banksia 0.58 RC1, BearChess 1.9.1.0, CB-Emu 260531, CCRL 0.2.0,
ChessMD 1.0, ChessX 1.6.10, Coliseum 3, CuteChess 1.5.1, CuteChess QOL 1.1,
en-croissant 0.15.0, HIARCS-Ch.-Explorer-Pro 1.5.2, Hires 1.5.0, JFXChess 5.0.0,
LiGround 0.6.0, LINEACHESS 3.2, LittleBlitzer 2.77, Lucas-Chess R2.21-FP20,
 Lucas-Chess R6.0.2, Myracle 1.0 b86, Nibbler 2.5.8, Obsidian-Ch.-Studio 3.0.19,
Pawn-Appetit 0.12.1, Python E. Ch. 2.9.0, Qapla 0.2.0, Scid 5.2, Scid vs. PC 4.27,
Scid Com. 5.1.3.59, Shredder 13, Swiss-Chess 9.64, Winboard 4.9.0

ChessBase: Fritz v20-upd.12, Fritz v21-upd.0, CBase v18-upd.18, CBase v26-upd.7
 CHESS OK: Aquarium 2026, Chess-Assistant 2026

Tools: Norm's 40H Chess-Tools 260525, PGN-Extract 26-04
Endgame: syzygy, others, Logos: Chess-Cache		 ETOC-G home

rankings, diary d059, buglist, checkfile

June 29th, 2026 (04:45)
Updated every 3 minutes!

philippines Invictus r391 HCE JA
t148 *.html, *.sto (16 games)



 43,92% tested (119 out of 271)

 

Most of the current TOP-271 available engines included!
 Well-assorted by: Release date of engines
 June 29th, 2026 (04:45): D/L = 0,196Mb, this file + 314 Shredder *.eng examples
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263 (+8) Engines Rank Programmer(s) Date Version(s) Jim Ablett Endgame Status
germany PlentyChess, TC-85614, tags 03# Patrick Leonhardt 26/06 8.0.0 REPO *15 syzygy OSS
sweden pawnocchio, tags 04# Jonathan Hallström 26/06 2.0 REPO *15 syzygy OSS / *2
england Stormphrax 04# Conor Anstey 26/06 8.0.0 REPO *15 syzygy OSS
england ² Polaris 20# " 23/06 1.8.1 / 1.8.1 JA REPO 240813 " OSS *2
japan usa Raphael 04# Rei Meguro 26/06 4.2.0 REPO *15 - OSS
scotland Viridithas, web, net 04# Cosmo Bobak 26/06 20.0.0 / 20.0.0 JA D/L syzygy OSS
canada PZChessBot 05# Kevin Lu, William Ma 26/06 7.1 REPO *15 syzygy OSS
france Prune 13# T. GIROLAMI, J. BIENVENUE 26/06 4.0.0 not working / 3.2.1 REPO *15 - OSS / *2
italy Heimdall, GitHub   Mattia Giambirtone 26/06 1.5.0 REPO *15 - OSS
italy Triumviratus   Francesco Torsello 26/06 5.0 - - OSS
china Avalanche   Yinuo Huang 26/06 3.0.0 REPO *15 syzygy OSS
usa FoxChess   Nathan Faltermeier 26/06 1.2 - - OSS *2
india Rudim   Vishnu Bhagyanath 26/06 3.0.4 - - OSS
england netherland Chess System Tal, web 06# Chris Whittington, Ed Schröder *27 26/06  2.07 / EAS / Extreme / Absurd - - free
hungary Renegade 06# Krisztián Peőcz 26/06 1.3.0 / 1.3.0 JA D/L - OSS
world Clockwork, GitHub: D/L 12# the Clockwork developers 26/06 260616 dev - - OSS *2
australia Noggin   Jeremy Lim 26/06 2.0 - - OSS
lithuania 4k.c   Gediminas Masaitis 26/06 9.0 260613 - - OSS *2
lithuania ² Chess.cpp   " 24/09 4.10 / 4.10 JA D/L syzygy OSS
spain EveAnn, Cerebrum v2.0 15# Andrés Valverde, D. CARTEAU 26/06 5.1 NNCe - - free *7
china Gecko   Bingwen Yang 26/06 0.40 - - OSS
usa Tarnished, net, tags 04# Anik Patel 26/06 6.0 (Eternal) / 6.0 JA D/L - OSS
england Panda   Sebastiano Rebonato-Scott 26/06 1.2 / 1.2 JA D/L - OSS
norway Grail   Jørgen Hanssen 26/06 2.0.1 - syzygy OSS
usa Myrddin *18, Cerebrum v2.0 18# John Merlino, D. CARTEAU 26/06 0.96 NNCe xb / 0.96 NNCe JA xb D/L *10 OSS *7
turkey Solo   Yunus Emre Yildriz 26/06 2.2.0 / 2.2.0 JA D/L - OSS
spain Gilipol 19# José Carlos Martínez Galán 26/06 2.00 / 2 00 JA D/L syzygy OSS
spain ² Anubis *18 - archived 19# " 25/10 3.06 xb REPO *15 " "
india Gyatso   Gyatso Neesham 26/06 1.4.0 - - OSS
russia Petrel, tags 13# Aleks Peshkov 26/06 S / 3.5 JA D/L *6 - OSS / *2
belgium Pea   Warre Gevers 26/06 9.0 - - OSS
argentina Aconcagua   Gabriel Tarifa 26/06 5.2.0 - - OSS *2
bulgaria Bagatur 11# Krasimir Topchiyski 26/05 5.5c REPO *15 syzygy OSS *1
usa Aurora 20# Cai Winston 26/05 1.27.0 MCTS / 1.27.0 MCTS JA D/L syzygy OSS
slovenia Lambergar 09# Janez Podobnik 26/05 1.5 REPO *15 syzygy OSS
czech Cheng, web (GUI) 11# Martin Sedlák 26/05 4.48 / 4.48a (GUI setup) - syzygy OSS
netherland Hobbes 04# Dan Kelsey 26/05 2.1 / 2.1 JA 260528 D/L - OSS
netherland ² Calvin 09# " 25/06 6.1.1 / 6.1.1 JA D/L 260606 - OSS *1
austria Astra 04# Semih Özalp 26/05 7.0 / 7.0 JA D/L syzygy OSS
usa Berserk, TC-83560 03# Jay Honnold 26/05 14 / 14 JA D/L syzygy OSS / *2
syria Bread   Nour Berakdar 26/05 3.1.0 / 3.1.0 JA D/L syzygy OSS
belarus Quirky   Anton Kernozhitsky 26/05 3.0 260518 REPO *15 - OSS
italy Vajolet2, web 17# Marco Belli 26/05 3.2 REPO *15 syzygy OSS
norway Arcanum   Lars Murud Aurud 26/05 2.8 REPO *15 syzygy OSS
germany Ginkgo, CB 05# Frank Schneider 26/05 Fritz 21 260513 - syzygy *3
england Monty, GitHub: D/L 08# Jamie Whiting 26/05 260512 MCTS dev - - OSS
england ² Akimbo 06# " 24/03 1.0.0 / 1.1.0 JA dev 241218 D/L - "
germany Fatalii   Patrick Heck 26/05 0.10.1 REPO *15 - OSS *2
france KnightX 20# Christophe JOLLY 26/05 4.91 - *12 free *2
england Tcheran 06# Jonathan Gilchrist 26/05 12.0 REPO *15 syzygy OSS
jordan Malika   Fauzi Akram Dabat 26/05 1.116 - syzygy OSS *2
france Minic, Minic-Dist, net 08# Vivien CLAUZON 26/05 3.46 / 3.46 JA D/L syzygy OSS
switzerland Winter 08# Jonathan Rosenthal 26/05 5.0 JA D/L *6 - OSS
usa Byte-Knight   Paul Tsouchlos 26/05 4.0.0 - - OSS *2
canada Revolver   Deshawn Mohan-Smith 26/05 2.0 / 2.0 JA D/L - OSS
germany ChessBrainVB 19# Roger Zühlsdorf 26/04 4.10 - syzygy OSS *2
netherland Chessnix   Eric Langedijk 26/04 1.4 REPO *15 - OSS *2
india Chal   Naman Thanki 26/04 1.4.1 - - OSS *2
brazil Minke   Eduardo Marinho 26/04 6.0.0 / 6.0.0 JA D/L - OSS
india Catalyst   Anany Tanwar 26/04 3.0.0 / 3.0.0 JA D/L - OSS
hungary Eleanor, web 07# Mark Kasa 26/04 4.1 / 4.1 JA D/L - OSS
usa Arasan, GitHub 06# Jon Dart 26/04 25.4 / 25.4 JA D/L syzygy OSS
usa Lux   Sidhant Roymoulik 26/04 5.0 REPO *15 - OSS
brazil Tunguska   Fernando Tenorio 26/04 2.1 REPO *15 - OSS
wales Cwtch 14# Colin Jenkins 26/04 5 - - OSS
wales ² Lozza 19# " 26/02 9 (*.js incl. in sources) REPO *15 - OSS *1
poland Caissa 04# Michal Witanowski 26/04 1.25 / 1.25 JA D/L syzygy OSS
germany Monolith *26   Jonas Mayr 26/04 3 - syzygy OSS *2
england Chess-3   Paul Sonkoly 26/04 4.0 REPO *15 - OSS
hungary tomitankChess, web 20# Tamás Kuzmics 26/04 6.0 (*.js incl. in sources) REPO *15 - OSS *1
china Shallow Guess   Zixiao Han 26/03 1.1.0 REPO *15 - OSS
usa Sykora   Sullivan Bognar 26/03 0.2.2 - - OSS
turkey Ynode   Orhan Öztürk 26/03 0234 - - free
usa Leaf *18   Dan Homan 26/03 S / 5382 JA dev xb D/L *12 OSS *2
usa ² EXchess (WayB) *18, web 20# " 17/02 7.97b xb - " "
poland Jackal 10# Tomasz Jaworski 26/03 2.0.0 MCTS REPO *15 - OSS
usa Kobra   Jasper Sinclair 26/03 2.1 REPO *15 - OSS
world Reckless, tags 03# the Reckless developers 26/03 0.9.0 / 0.10.0 250501 dev REPO *15 syzygy OSS
turkey RuthIron   Emre Kalkan 26/02 21.9.6.7 - - OSS
italy Alexandria, net 04# Guiseppe Pagano 26/02 9.0.0 / 9.0.0 JA D/L - OSS
france Gaia, web 06# J.-F. ROMANG, D. RABEL 26/02 4.1.3 - syzygy free
france Zangdar 07# Philippe CHEVALIER 26/02 6.1.1 REPO *15 syzygy OSS
australia Halogen, net, tags 04# Kieren Pearson 26/02 16 / 16.5.0 Pre REPO *15 syzygy OSS
england Odonata   Andy Watkins 26/02 1.1.0 REPO *15 - OSS
romania Sturddle   Cristian Vlasceanu 26/02 2.5.0 - syzygy OSS
world Stockfish, web, Iv, net, tags 03# the Sf developers, authors 26/01 18 / 18 JA / 260627 dev D/L syzygy OSS
usa Yakka   Christopher Crone 26/01 1.5 - - OSS
germany Priessnitz   Kevin Feske 26/01 2.0.1 / 2.0.1 JA D/L - OSS *2
germany Leorik 10# Thomas Jan 26/01 3.2.1 260117 REPO *15 - OSS
russia RukChess, net   Ilya Rukavishnikov 26/01 4.2.0 / 4.2.0 JA D/L - OSS
poland Publius   Pawel Koziol 26/01 1.1 260109 REPO *15 - OSS
poland spain ² Rodent, GitHub   ", Pablo Vazquez 19/11 IV: 0.22 / 0.33 JA D/L 250318 - OSS *2
philippines GOOB   Gabriel Montes 26/01 S / 2.0.0 JA D/L - OSS *2
france Senpai (own site), GitHub 17# Fabien LETOUZEY 25/12 3.0.2 REPO *15 - OSS *2
france Demolito, current 19# Lucas BREASCH 25/12 251216 REPO *15 - OSS *2
slowakia Quanticade, rel 04# Martin Botka 25/12 Cronus 3.0 / Phoenix 260617 dev D/L - OSS
germany israel Schönemann   Jochen Gehtab 25/12 0.5.0 / 0.5.0 JA D/L - OSS
germany brazil Cinder 05# Bruno Dutra 25/12 0.4.1 REPO *15 syzygy OSS
netherland Dog, GitHub, tags   Folkert van Heusden 25/12 4.10.2 REPO *15 syzygy OSS
germany Jacky Chess 20# Matthias Lang 25/12  25.12 / 25.12 JA D/L - OSS *1 *2
france Orion, Cerebrum v2.0 19# David CARTEAU 25/11 1.1 - - free / OSS
world Leela Chess Zero, web 12# the Lc0 developers 25/11 Lc0 0.32.1 CPU - syzygy OSS
france Isa 17# Daniel ANULIERO 25/11 4.5 - syzygy free
denmark Meltdown   Hans Binderup 25/11 1.11 / 1.11 JA D/L syzygy OSS *2
england Yukari   Hannah Ravensloft 25/11  2025.11.1 JA D/L *6 - OSS
new_zealand ice4   Mark Carlson 25/10 6.1 / 6.1 JA dev D/L - OSS *2
new_zealand ² Frozenight   " 23/01 6.0.0 / 7.0.0 JA dev D/L - OSS
sweden bitbit *16   Isak Ellmer 25/10 1.6 / 1.6 JA D/L - OSS
australia Princhess   Lana Samson (Jacob Jackson) 25/10 0.21.0 / 0.21.0 JA D/L syzygy OSS
usa Pounce   Alex Flick 25/10 3.0.0 REPO *15 - OSS
spain Lynx, tags   Eduardo Cáceres 25/10 1.11.0 REPO *15 - OSS
germany Truncator *16   Nikolas Windheuser 25/10 1.0 (Pesto) - syzygy OSS
germany ² Schneckbert   " 25/04 3.0 / 3.0 JA D/L - "
netherland Lunar   Patrick Hilhorst 25/09 0.4.0 REPO *15 - OSS
germany OliThink, web, Cerebrum v1.1 20# Oliver Brausch, JA, D. CARTEAU 25/09 5.11.9 / 5.11.9 NNCe JA-v4 D/L 251124 - OSS *2 *7
romania Clover 04# Luca-Mihnea Metehau 25/09 9.1 / 9.1 JA D/L syzygy OSS
russia Uralochka 05# Ivan Maklyakov 25/09 3.42a / 3.42a JA D/L syzygy OSS
turkey Potential   Eren Araz 25/08 3.0.0 / 3.0.0 JA D/L - OSS *2
usa Maelstorm   Saigautam Bonam 25/08 3.3.0 REPO *15 - OSS
usa Weiawaga   Kyle Krowpman 25/08 6.0 / 6.0 JA D/L - OSS
singapore Weak *16   Ethan Pan 25/08 1.0.0 / 1.0.0 JA D/L - OSS *2
belgium Fire, Firefather projects, web 07# Norman Schmidt 25/08 10 / 10 JA D/L - OSS
france Cheese, GitLab 20# Patrick DUHAMEL 25/08 3.3.2 REPO *15 syzygy OSS *2
spain granada Oxide   M. Ángel De la Vega Rodríguez 25/08 2.0.0 / 2.0.0 JA D/L - OSS
canada Patricia, EAS 09# Adam Kulju 25/07 5 / 5 JA / 5 xtremeEAS D/L syzygy OSS
canada ² Willow 08# " 24/02 4.0.0.1 / 4.0 JA REPO 240426 - "
england Crab   Jasper Shovelton 25/07 S / 4.6.3 JA D/L 250918 - OSS *2
england Celeris   Hin-Yu-Evan Fung 25/07 2.0 / 2.0 JA D/L - OSS
germany Spike, GitHub   Ralf Schäfer, Volker Böhm 25/07 1.4.1 - *12 OSS *2
france Pluto, web 20# Ludovic DEBEVER 25/07 1.0.1 - - OSS
usa Clarity 06# Joseph Pasfield 25/07 8.0.0 / 8.0.0 JA D/L syzygy OSS
usa Aku   Hoa T. Vu 25/07 250709 / 250709 JA D/L - OSS
south-korea Turbulence   Jun-Seo Choi 25/06 0.0.8 / 0.0.8 JA D/L - OSS
england Colossus   Martin Bryant 25/06 2025b - syzygy free *2
england Admete   Kylie MacFarquharson 25/06 1.8.0 REPO *15 syzygy OSS
norway Axiom   Sindre Wolden 25/06 2.1.0 - - OSS
czech Motor 05# Martin Novák 25/06 0.9.0 / 0.9.0 JA D/L - OSS
italy Obsidian, net, TC-84272 04# Gabriele Lombardo 25/05 16.00 / 16.00 JA / 16.15 CE D/L syzygy OSS
brazil Illumina   Thomas Mergener 25/05 3.0 / 250525 JA dev D/L - OSS
usa Horsie 04# Liam McGuire 25/05 1.1 / 1.1 JA D/L - OSS
usa ² Lizard aka LTChess 04# " 25/01 11.2 REPO *15 - "
germany Qapla   Volker Böhm 25/05 0.3.2 250517 / 0.3.2 JA D/L *22 OSS *2
portugal Pawn   Pedro Rui Coelho 25/05 4.0 / 4.0.4 JA dev D/L 250809 syzygy OSS
ethiopia Scorpio *8 18# Daniel Shawul 25/05 3.0.15.14 CPU / 3.0.15.14 CPU JA D/L *9 OSS
world Dirty *18   Fonzy Bluemers, et al. 25/04 Catpaw xb - *12 free *2
france Stash, GitHub 10# Morgan HOUPPIN 25/04 37.0 / 37.10 JA dev D/L 250803 - OSS *2
france ² Vault 20# " 24/06 0.4.1 JA dev REPO 240602 - OSS
england Sapling   Timothy Jones 25/04 1.2.7 REPO *15 - OSS
italy Perseus   Giovanni Manduca 25/04 1.1 / 1.1 JA D/L - OSS *2
italy Protej   Alex Brunetti 25/04  251228a dev / 0.6.8 - - free *2
usa Superultra   Alexander Liang 25/04 2.1 / 2.1 JA D/L - OSS
portugal Starzix - archived 04# Ricardo Pinto 25/04 6.1 / 6.1 JA D/L - OSS
usa Hardfiskur   Tyler Zhang 25/03 250329 JA rev 98eab6f D/L - OSS *2
usa Cadie   Martin Wyngaarden 25/03 2.1 / 2.1 JA D/L - OSS *2
netherland Euwe   Joost Houben 25/03 2.1.0 / 2.1.0 JA D/L syzygy OSS *2
iceland Seawall   Pétur Runólfsson 25/03 250322 / 250322 JA D/L - OSS *2
england Chessatron   Daniel Allinson 25/03 1.3.14c - - OSS *2
romania Eidolon   Daniel Malanca 25/03 1.0.0 - - OSS
ukraine Booot 06# Alex Morozov 25/02 7.4 - - OSS
czech Sentinel   Daniel Samek 25/02 2.0 / 2.0 JA D/L - OSS
macedonia Integral 04# Aron Petkovski 25/02 7 / 7 JA / 250812 JA dev D/L / D/L syzygy OSS
poland Inanis   Pawel Osikowski 25/02 1.6.0 REPO *15 syzygy OSS *2
france Seredina 18# Alexander WIMMER 25/01 1.2c REPO *15 - OSS
usa Serendipity 08# Shawn Xu 25/01 1.0 / 1.0 JA D/L - OSS *1
sweden Texel, Dropbox 08# Peter Österlund 25/01 1.12 / 1.13a6 dev REPO *15 syzygy *10 OSS
italy Revenge 06# Fabio Gobbato 25/01 4.0 - syzygy free *5
italy ² Pedone 11# " 21/04 3.21 - " free
england Pingu   William Ching 24/12 5.0.0 / 5.0.0 JA D/L - OSS
ukraine Igel 06# Volodymyr Shcherbyna 24/12  3.6.0 / 3.6.3 JA dev D/L 250628 syzygy OSS
england Hiarcs 14# Mark John Uniacke 24/12 15.4 - syzygy *2 *3
brazil Tucano, net 09# Alcides Schulz 24/12 12.00 / 12.17 JA dev D/L 250715 syzygy OSS
spain Atlas   Andrés Manzanares 24/12 4.35 - syzygy free *2
usa Puffin   Kurt Peters 24/11 5.0 REPO *15 - OSS
india ChandraChess   Aditya Chandra 24/11 2.0 REPO *15 - OSS
india Elixir *16   Arjun Basandrai 24/11 3.0 241124 / 3.0 JA D/L - OSS
germany Velvet, tags 05# Martin Honert 24/11 8.1.1 / 8.1.1 JA / 9.0.0 JA dev7 D/L, D/L 250715 syzygy OSS
germany Molybdenum   Hannes Lerchl 24/11 4.1 / 4.1 JA D/L 250812 - OSS
usa Rengar   Thomas Swayze 24/10 2.1.1 / 2.1.1 JA D/L - OSS
austria Cheers   Sebastian Venter 24/10 1.0.0 / 1.0.0 JA D/L syzygy OSS *2
usa Pedantic   JoAnn D. Peeler 24/09 2.1.0 - syzygy OSS
usa Exocet   Kyle Zhang 24/09 0.4.0 / 250817 JA dev D/L - OSS
usa ² Peacekeeper   " 24/06 3.01 / 3.01 JA REPO 250718 - "
world 4ku   the 4ku developers 24/08 5.1 240829 / 5.1 JA REPO 240910 - OSS *2
france Simbelmyne 17# Sam ROELANTS 24/08 1.10.0 / 1.10.0 JA D/L 250904 - OSS *2
germany RubiChess, net 05# Andreas Matthies 24/08 240817 / 250606 JA dev D/L syzygy OSS
usa Spaghet, net   Li Ying 24/08 BologNNese 1.0 / 1.1.3 JA dev D/L 251118 - OSS
turkey Devre   Ömer Faruk Tutkun 24/08 6.0 / 6.39 JA dev D/L 241101 syzygy OSS
germany Nalwald   Jost Triller 24/07 19 / 250310 JA dev D/L - OSS *2
hungary WhiteCore   Balàzs Szilágyi 24/07 0.2 JA dev REPO 240702 - OSS
hungary ² BlackCore   " 23/03 6.0 / 6.0 JA REPO 250721 syzygy "
usa Wasp, web-mirror-dev 08# John Stanback 24/06 7.00 / 7.15 dev 260416 - syzygy free
sweden Marvin, net   Martin Danielsson 24/05 6.3.0 / 6.3.0 JA D/L syzygy OSS
belarus Saturn   Egor Moroz 24/04 1.3 / 1.3 JA D/L - OSS
canada Mr Bob   Vincent Yu 24/03 1.3.0 / 1.3.0 JA D/L 250804 - OSS
bangladesh Rice   Rafid Ahsan 24/03 8.0.0 240318 REPO 250719 - OSS
bangladesh ² Jet   " 24/03 1.2 - - "
russia Equisitum, net   Alexander Litov 24/03 1.0 / 1.30 JA dev D/L 250629 - OSS
russia ² Drofa   " 23/12 4.1.0 fix / 4.1.1 JA REPO 240513 - "
turkey Black Marlin   Doruk Şekercioğlu 24/02 9.0 / 250413 JA dev D/L - OSS
china Altair   Alexander Tian 24/02 7.0.0 / 7.2.1 JA dev D/L 250703 - OSS
usa Midnight   Archishmaan Peyyety 24/01 9 / 9 JA D/L - OSS
russia Counter   Vadim Chizhov 24/01 5.5 / 5.5 JA D/L - OSS
japan Kuma   Kato Daichi 24/01 1.2 - - OSS
usa Seer, net 05# Connor McMonigle 23/12 2.8.0 / 250310 JA dev D/L syzygy OSS
argentina Ceibo   Federico Rojo 23/12 1.0 - syzygy free
usa Dragon by Komodo, Iv, CB 04# Don Daily, et al. 23/10 3.3 / 3.3 MCTS - syzygy *3 *4
usa ² Komodo 10# " 20/11 14.1 / 14.1 MCTS *20 - " free *2
netherland rofChade 06# Ronald Friederich 23/09 3.1 - syzygy free
netherland ² PeSTO 20# " 20/01 2.210 / 2.210 JA REPO 250612 " free *2
italy Carp + Carp   Andrea Sgobbi 23/09 3.0.1 / 3.0.1 JA dev2 D/L 250928 - OSS
usa Wahoo   Andrew Hockman 23/08 4.0.0 / 4.0.0 JA REPO 240428 syzygy OSS
sweden Svart   Cristopher Torgrip 23/08 6 230828 / 6 JA D/L 240607 - OSS
usa StockDory   Shaheryar Sohail 23/08 Starfish 0.1 - - OSS
spain Coiled, web   Oscar Gavira 23/07 1.2 / 1.2 JA REPO 240221 - OSS *2
spain DanaSah 16# Pedro Castro 23/06 9.1 / 9.1 JA D/L 250807 *9 *10 OSS
spain ² Caligula *18, Cerebrum v2.0   P. Castro, A. Valverde, D. CARTEAU 26/03 7.0 NNCe xb REPO *15 *6 " free* 27
germany Little Goliath Evolution   Michael Borgstädt 23/06 LGE 3.17 - - free
india Vengeance 20# Amar Thapa 23/05 3.1.0 / 3.1.0 JA REPO 240526 - OSS
netherland The Baron *18 20# Richard Pijl 23/05 3.451 xb - syzygy free *2
canada Clovis   Jonathan McDermid 23/03 S / III JA dev D/L 251009 - OSS *2
usa Ethereal, web, IPman 10# Andrew Grant 23/02 14.00 IP / 14.31 JA dev REPO 240303 syzygy OSS *3
germany Smallbrain   Max Allendorf 23/01 7.0 / 250722 JA dev REPO syzygy OSS
germany Koivisto, web 05# Finn Eggers, Kim Kåhre 23/01 9.0 / 9.2 JA dev D/L 250525 syzygy OSS
england Francesca *18 20# Tom King 22/09 0.32 xb - - free *2
russia Shallow2, GitHub   Dimitry Sultanov 22/08 5 / 5 JA dev D/L 251008 - OSS *2
usa Mantissa   Jeremy T. Wright 22/08 3.7.2 / 240920 JA dev D/L syzygy OSS
usa Slow Chess Blitz 08# Jonathan Kreuzer 22/06 2.9 - syzygy free
kurdistan Zahak - archived 14# Amanj Sherwany 22/05 10.0 / 10.0 JA D/L 250717 syzygy OSS
poland Combusken - archived 15# Marcin Henryk Bartkowiak 22/01 2.0.0 / 2.0.0 JA REPO 241010 syzygy OSS *2
italy n.a. Chiron 18# Ubaldo Andrea Farina 22/01 5.01 w32 220113 *14 - *9 *10 *2, *3
france Amoeba 20# Richard DELORME 21/12 3.4 / 3.4 JA REPO 231221 - OSS *2
italy Nu-chess, D/L   Filippo Marfe 21/10 1.0 - - free *2
england Topple   Vincent Tang 21/08 0.8.1 / 0.8.1 JA REPO 240901 syzygy OSS *2
india Bit-Genie   Aryan Parekh 21/08 9 / 9.24 JA dev D/L 250920 - OSS
norway Weiss 09# Terje Kirstihagen 21/08 2.0 / 250206 JA dev D/L syzygy OSS *2
world Toga, WIKI *24   T. Gaksch, D. Kappe et al. 21/05 III: 0.3.12 / 0.3.12 JA REPO 240918 - OSS
philippines Invictus   Edsel Apostol 21/06 r382 / r391 JA D/L 250901 - OSS *2
germany Nemorino, net 11# Christian Günther 21/01 6.01 / 6.11 JA D/L 240808 syzygy OSS
usa Nirvanachess   Thomas Kolarik 20/12 2.5 201212 - - free *2
germany Tornado   Engin Üstün 20/12 201209 / 241015 NN - *12 free
germany FabChess   Fabian von der Warth 20/11 1.16 - - OSS *2
italy Gogobello   Salvatore Giannotti 20/05 2.2 - syzygy OSS *2
germany Asymptote   Maximilian Lupke 20/05 0.8 - syzygy OSS *2
brazil pirarucu 20# Raoni Campos 20/05 3.3.5 / 3.3.5 JA REPO 240430 - OSS *1 *2
netherland chess22k 20# Sander Maassen van den Brink 20/04 1.14 - - OSS *1 *2
spain Gödel (WayB), REPO   Juan Manuel Vázquez 20/02 7.0 JA - - free *2
usa Crafty, Crafty-UCI, WIKI *18 00# Prof. Robert M. (Bob) Hyatt 20/02 25.6 JA xb / 25.2.1 JA (UCI) D/L, D/L syzygy OSS *2
canada Schooner D/L *18 *19 15# Denis Sceviour 19/12 2.2 xb - - free *2
serbia Xiphos 13# Milos Tatarevic 19/11 0.6 / 0.6.1 JA REPO 250801 syzygy OSS *2
serbia belgium ² Sophix *13 15# ", N. Schmdit 26/01 1.0 - - OSS *2
germany Deep iCE 20# Thomas Petzke 19/10 4.0.853 - *12 free *2
turkey Defenchess   Can Cetin, Eldenk Dogac 19/08 2.2 / 2.3 JA D/L 250813 syzygy OSS *2
andorra Andscacs (WayB), web 18# Daniel José Queraltó 19/03 0.95123 - - free *2
usa Laser 14# Jeffrey An, Michael An 19/02 1.7 / 1.8 JA dev D/L 250806 syzygy OSS *2
usa philippines Hannibal 20# Sam Hamilton, Edsel Apostol 18/12 S / 181202 JA dev D/L 250916 - OSS *2
russia n.a. SmarThink 20# Sergei S. Markoff 18/02 1.98 - syzygy free *2
czech usa Rykba, CB, web 19# Vasik Raylich 18/01 Fritz 16 180110 / 4.1 - *12 *2 *3 *21
usa Fizbo *17 17# Youri Matiounine 17/12 2.0 / 2.0 JA D/L 260405 syzygy OSS
romania Zurichess, web (WayB), D/L 20# Alexandrou Mosoi 17/09 Nidwalden dev - - OSS *2
netherland Bobcat   Gunnar Harms 16/11 8.0 JA REPO 241113 - OSS *2
netherland belgium ² Tomcat *25   ", N. Schmidt 20/02 1.0 JA D/L 250716 - "
germany Shredder 00# Stefan Meyer-Kahlen 16/10 13 - syzygy *11 *2 *3
finland Hakkapeliitta 20# Mikko Aarnos 16/04 TCEC v2 REPO *15 syzygy OSS *2
germany Protector, sources   Raimund Heid 15/10 1.9.0 / 1.9.0 JA REPO 240606 *12 OSS *2
russia Gull, WIKI   Vadim Demichev 14/04 3 - - OSS *2
russia usa ² Roc, Roc2 *23   ", Tom Hyer 26/05 1.11 / 2.0.5 REPO *15 syzygy free *2
russia spain Gull *23   ", Jose Maria Velasco 16/05 3.1 JV - syzygy OSS *2
russia italy Gull *23   ", Basil Falcinelli 16/05 3.0 BF - " "
End of list, stronger engines released before 2015 not listed, like:

 slowakia Critter / 19#, italy Equinox / 19#, israel Junior / 20#, canada Naum / 20#, russia Quazar / 20#, belgium Sjeng / 20#,
netherland Spark / 20#, usa Zappa / 20# = (+8)

Notes:
goto start of site

- only one engine per programmer or group of programmers is counted = 263 (+8)
- listed are engines that are likely to be in the TOP-271 or close to TOP-271
- listed are engines whose playing strength is estimated to be higher than approximately ~ 2735 Elo
- listed are no private engines - doesn't make sense -
- listed are no engines the name of programmer is unknown / unclear
- listed are CPU engines, no GPU only engines
- listed are no ChessBase "Native" engines, ChessBase own engine protocol
- listed are no derived Stockfish engines!? It is very likely that some of the engines listed here are derived
- from Stockfish or other engines?!
- listed are no engines an other programmer(s) set a Neural Network file, exception: NNCe

*01 = JAVA based engine, Java-JRE v8 Upd 491, JDK v26.0.1, Node.js v26.4.0 (for Lozza, tomitankChess)
*02 = HCE (Hand Crafted Evaluation). If not HCE then NN = Neural Network
*03 = commercial product
*04 = Komodo & Dragon by Komodo v1 are freely available
*05 = Revenge v1 to v3 are commercial products, freely available since v4
*06 = GitHub compiles created by Jim Ablett = JA
*07 = Caligula, EveAnn, Myrddin, OliThink mod. by J. Ablett use Neural Network Cerebrum = NNCe
*08 = please use the install.bat on Scorpio GitHub site
 *09 = egbb bases (Caligula, Chiron, DanaSah, Scorpio)
 *10 = gaviota bases (Chiron, DanaSah, Equinox, Myrddin + Texel in add. syzygy)
*11 = shredder bases (Shredder in add. syzygy)
 *12 = nalimov bases
 *13 = Xiphos derived (programmer of Xiphos = Milos Tatarevic)
*14 = Chiron runs under Windows 11 as 32bit engine only
*15 = older JA compiles are available
*16 = bitbit, Elixir, Truncator, Weak required:
 *16 = libgcc_s_seh-1.dll, libwinpthread-1.dll, libstdc++-6.dll
*16 = can be found on: mingw-w64, GitHub (x86_64-posix-seh-msvcrt-rt)
*17 = Fizbo was the first engine to use Neural Network technologies!
 *18 = wb2uci.exe, xb adapter by Odd Gunnar Marlin required, D/L v1.3b22 / 070623
*19 = Schooner runs more stably as xb engine
*20 = Stockfish, the latest HCE version! Komodo, the latest HCE version!
*21 = Rybka 2.3.2a HCE is freely available
 *22 = own bitbases (Qapla)
*23 = Gull derived (programmer of Gull = Vadim Demichev)
*24 = Fruit derived (programmer of Fruit = Fabien LETOUZEY, web)
 *25 = Bobcat derived (programmer of Bobcat = Gunnar Harms)
*26 = Monolith required: libmmd.dll, svml_dispmd.dll
*27 = CSTal versions can also be found on Ed Schröder's website


S = Sources available only
² = second program by the programmer or derived engine
n.a. = website not available

dev = development, Pre = Pre-release, D/L = download, OSS = Open-Source-Software,
web = website, net = Neural Network, Iv = Interview, xb = xboard, MCTS = Monte-Carlo Tree Search

Compiles by: JA = Jim Ablett, CE = Chris Euler, IP = IPman, DA = Dann Corbit, AB = Alex Brunetti
Older JA directory's by: Lenard Spencer, Tony Mokkonen

REPO if the D/L URL to the last JA compiles or the version by programmer(s) is newer as Jim's compiles

 Quest by Frans Morsch, Fritz 13 and versions before
 Pandix by Gyula Horváth, Fritz 14
 Rybka by Vasik Raylich, Fritz 15 / 16
 Ginkgo by Frank Schneider, Fritz 17 / 18 / 19 / 20 / 21

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Rank
01#  General Field Marshal ***** ... represents a goal!
02#  General of Engines **** ... perhaps possible in 2026?
03#  Lieutenant General ***
04#  Major General **
05#  Brigadier General *
00#  General (Ret.) Ret for Retired ... Honorary title!
---
06#  Colonel
07#  Lieutenant Colonel
08#  Major
09#  Captain
10#  First Lieutenant
11#  Second Lieutenant
---
12#  Sergeant Major
13#  Master Sergeant
14#  Sergeant First Class
15#  Staff Sergeant
16#  Sergeant
17#  Corporal
18#  Specialist
19#  Private First Class
---
20#  Private
007  Agent-Mystery

20#  Highlighted in light blue = since my last test-run one or more newer version(s) have been released.

by Frank Quisinsky, Germany
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A tool to help you find TOP chess engines faster!