Engine Releases

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For a more comprehensive list, see Computer Chess Wiki, or the Release Calendar (tab) in the full version of the XB/UCI chronology

2022

March

• Koivisto 8.0 - March 15, 2022
• Leorik 2.0 - March 12, 2022
• Lozza 2.2 - March 12, 2022
• Arasan 23.3 - March 12, 2022

February

• Leorik 1.0 - February 19, 2022
• Nalwald 15 - February 08, 2022
• Velvet v3.2.0 - February 05, 2022
• Rebel 14.1.02 Chess System TAL - February 01, 2022

January

• Clover 3.0 - January 23, 2022
• Little Goliath Evolution NN 3.15 - January 22, 2022
• Ethereal 13.50 - January 20, 2022
• Black Marlin 4.0 - January 15, 2022
• Fat Titz 2 - January 13, 2022
• Rebel 14 - January 12, 2022
• Mantissa 3.3.0 - January 11, 2022
• Komodo Dragon 2.6.1 - January 09, 2022
• Prophet 4.1 - January 02, 2022
• Wasp 5.20 - January 02, 2022

2021

December

• Black Marlin 3.0 - December 27, 2021
• Crystal 4.0 - December 25, 2021
• Komodo Dragon 2.6 - December 20, 2021
• Revenge 2.0 - December 18, 2021
• Cheese 3.0 - December 18, 2021
• Amoeba 3.4 - December 16, 2021
• Mantissa 3.0.0 - December 10, 2021
• Berserk 8 - December 05, 2021

November

• Zahak 9.0 - November 25, 2021
• Wasp 5.00 - November 18, 2021
• Slow Chess 2.8 - November 18, 2021
• KnightX 3.1 - November 14, 2021
• Marvin 5.2.0 - November 14, 2021
• Fritz 18 - November 14, 2021
• Berserk 7 - November 05, 2021

October

• Koivisto 7.0 - October 31, 2021
• Stockfish 14.1 - October 28, 2021
• Black Marlin 1.0 - October 26, 2021
• Velvet v3.0.0 - October 19, 2021
• Berserk 6 - October 19, 2021
• Komodo Dragon 2.5.1 - October 05, 2021
• chess4j 4.0 - October 02, 2021
• Prophet 4.0 - October 02, 2021
• Colossus Chess 2021a - October 01, 2021

September

• Komodo Dragon 2.5 - September 24, 2021
• Mantissa - September 19, 2021
• Nalwald 14 - September 17, 2021
• Drofa 3.2.0 - September 08, 2021
• Arasan 23.0 - September 07, 2021
• Princhess 0.3.1 - September 07, 2021
• Jackychess 0.9.14 - September 06, 2021
• Zahak 6.2 - September 06, 2021
• ShashChess 18.1 - September 05, 2021
• SugaR 2.40 - September 03, 2021

August

• Topple 0.8.1 - August 31, 2021
• Fat Titz 1.1 - August 31, 2021
• MinimalChess 0.6 - August 30, 2021
• KnightX 2.9 - August 30, 2021
• CT800 1.43 - August 29, 2021
• Zevra 2.2 - August 29, 2021
• Jackychess 0.9.12 - August 29, 2021
• Advanced Chess 1.0.0 - August 28, 2021
• Anka 0.5.0 - August 28, 2021
• Slow Chess 2.7 - August 27, 2021
• Leela Chess Zero / Lc0 v0.28.0 - August 26, 2021
• ClassicAra 0.9.5 - August 26, 2021
• Bagatur 2.2e - August 22, 2021
• Minic 3.13 - August 22, 2021
• Bit-Genie 9 - August 21, 2021
• Lynx 0.2.3 - August 16, 2021
• GreKo 2021.8 - August 15, 2021
• Seer 2.3.0 - August 13, 2021
• TomitankChess 5.1 - August 12, 2021
• Khepri Chess - August 11, 2021
• Blunder 4.0.0 - August 09, 2021
• Nalwald 1.12 - August 09, 2021
• DanaSah 9.08 - August 07, 2021
• Coiled-NNUE 0.7 - August 06, 2021
• Alpha Chess 1.0 - August 05, 2021
• Protej 0.5.9 - August 05, 2021
• Weiss 2.0 - August 04, 2021

July

• Velvet v2.0.0 - July 24, 2021
• Koivisto 6.0 - July 21, 2021
• Myrddin 0.88 - July 18, 2021
• Marvin 5.1.0 - July 10, 2021
• Revenge 1.0 - July 09, 2021
• Bit-Genie 8 - July 07, 2021
• RubiChess 2.2 - July 07, 2021
• Nalwald 1.10 - July 03, 2021
• Berserk 4.3.0 - July 03, 2021
• Stockfish 14 - July 02, 2021
• Weiss 1.4 - July 02, 2021

June

• MinimalChess 0.5 - June 30, 2021
• GreKo 2021.06 MP - June 30, 2021
• Bit-Genie 7 - June 28, 2021
• Stash 31.0 - June 28, 2021
• Chiron 5 - June 21, 2021
• Slow Chess Classic 2.6 - June 20, 2021
• Nalwald 1.9 - June 16, 2021
• Galjoen 0.41.2 - June 09, 2021
• Invictus r382 - June 07, 2021
• Ethereal 13.00 - June 04, 2021
• Ethereal 13.00 (NNUE) - June 04, 2021
• Minic 3.08 - June 04, 2021

May

• Arasan 22.3 - May 31, 2021
• Berserk 4.2.0 - May 25, 2021
• KnightX 2.8 - May 23, 2021
• Fire_8.N - May 22, 2021
• Invictus r340 - May 19, 2021
• OliThink 5.9.5 - May 18, 2021
• Bit-Genie 4 - May 10, 2021
• ClassicAra 0.9.2.post1 - May 10, 2021
• Komodo Dragon 2 - May 04, 2021
• Belofte 2.1.2 - May 02, 2021
• Barbarossa 0.6.0 - May 01, 2021
• Stash 30.0 - May 01, 2021
• Bagatur 2.2b - May 01, 2021

April

• Igel 3.0.5 - April 28, 2021
• Berserk 4.0.0 - April 27, 2021
• Cheng 4.41 - April 27, 2021
• Seer 2.0.0 - April 27, 2021
• MinimalChess 0.4 - April 27, 2021
• Pedone 3.1 - April 25, 2021
• Nalwald - April 25, 2021
• Clover - April 23, 2021
• Bit-Genie 3 - April 20, 2021
• DanaSah 8.8 - April 20, 2021
• MadChess 3.0 - April 19, 2021
• Drofa 3.0.0 - April 17, 2021
• Fire 8.1 - April 16, 2021
• RubiChess 2.1 - April 14, 2021
• GreKo PSQ 1.1 - April 14, 2021
• Loki 3.0 - April 14, 2021
• KnightX 2.7 - April 05, 2021

March

• Bit-Genie - March 21, 2021
• Booot 6.5 - March 21, 2021
• Berserk 3.0.0 - March 19, 2021
• Amoeba 3.3 - March 14, 2021
• Loki 2.0.0 - March 11, 2021
• MinimalChess 0.3 - March 09, 2021

February

• CT800 V1.42 - February 27, 2021
• Fire 8 - February 23, 2021
• Leela Chess Zero / Lc0 v0.27.0 - February 21, 2021
• Berserk 1.2.2 - February 21, 2021
• Velvet v1.2.0 - February 19, 2021
• Stockfish 13 - February 19, 2021
• Lozza 2.0 - February 18, 2021
• KnightX 2.61 - February 16, 2021
• MinimalChess 0.2 - February 12, 2021
• Ceres 0.87 - February 09, 2021
• Fat Fritz 2.0 - February 09, 2021
• Drofa 2.2.0 - February 01, 2021

January

• Belofte 2.1 - January 26, 2021
• Galjoen 0.41 - January 26, 2021
• TomitankChess 5.0 - January 18, 2021
• Crystal 3.1 - January 14, 2021
• Marvin 5.0.0 - January 12, 2021
• Slow Chess Classic 2.5 - January 11, 2021
• Cheng 4.40 - January 02, 2021
• Wasp 4.5 - January 01, 2021
• Pedone 3.0 - January 01, 2021
• K2 v0.99 - January 01, 2021

2020

December

• Igel 2.9.0 - December 25, 2020
• Francesca 0.30 - December 23, 2020
• Arasan 22.2 - December 22, 2020
• Velvet v1.1.0 - December 20, 2020
• Wukong JS - December 19, 2020
• Minic 3.02 - December 19, 2020
• Stash v25.0 - December 18, 2020
• KnightX 2.5 - December 14, 2020
• Tornado NNUE - December 09, 2020
• Nirvanachess 2.5 - December 06, 2020
• Orion 0.8 - December 01, 2020

November

• paulchen332 - November 23, 2020
• Sapeli 2.0 - November 23, 2020
• Marvin 4.0.1 - November 19, 2020
• Seer 1.2 - November 18, 2020
• ProDeo 3.0 - November 17, 2020
• Halogen 8.1 - November 11, 2020
• Dragon by Komodo Chess - November 10, 2020
• Drofa 2.0.0 - November 09, 2020
• Koivisto 4.0 - November 09, 2020
• Stash v23.0 - November 08, 2020
• Minic 3.00 - November 03, 2020
• Komodo 14.1 - November 02, 2020
• Slow Chess Classic 2.4 - November 02, 2020
• Seer 1.1 - November 02, 2020

October

• Combusken 1.4.0 - October 31, 2020
• Scorpio v3.0.10 (NNUE) - October 30, 2020
• Stash v22.0 - October 28, 2020
• Mr Bob v0.9.0 - October 28, 2020
• Halogen 8 - October 27, 2020
• Belofte 2.0.6 - October 27, 2020
• Cinnamon v2.3.1 - October 26, 2020
• BBC 1.4 + Stockfish NNUE - October 25, 2020
• Seer 1.0 - October 18, 2020
• Weiss 1.2 - October 17, 2020
• Koivisto 3.0 - October 17, 2020
• Leela Chess Zero / Lc0 v0.26.3 - October 10, 2020
• Ethereal 12.75 - October 09, 2020
• Tucano 9.00 - October 07, 2020
• Winter v0.9 - October 05, 2020

September

• Stash v21.0 - September 28, 2020
• Nemorino 6 (NNUE) - September 28, 2020
• KnightX 2.4 - September 26, 2020
• BBC 1.0 - September 24, 2020
• Igel 2.8.0 NNUE - September 23, 2020
• Halogen 7 - September 22, 2020
• Crystal 3.0 - September 10, 2020
• Counter 3.6 - September 09, 2020
• OliThink 5.7.5 - September 09, 2020
• Mr Bob v0.8.0 - September 08, 2020
• Ethereal 12.50 - September 08, 2020
• Koivisto 2.0 - September 08, 2020
• Cheese 2.2 - September 05, 2020
• Weiss 1.1 - September 02, 2020
• Stockfish 12 - September 02, 2020
• Koivisto - September 02, 2020
• Leela Chess Zero / Lc0 v0.26.2 - September 02, 2020
• Slow Chess Classic 2.3 - September 01, 2020

August

• Drofa 1.0 - August 31, 2020
• CT800 V1.41 - August 29, 2020
• Marvin 4.0.0 - August 29, 2020
• Stash v20.0.1 - August 28, 2020
• Pedone 2.1 - August 20, 2020
• Igel 2.7.0 NNUE - August 19, 2020
• Mr Bob v0.7.1 - August 16, 2020
• RubiChess 1.8 - August 15, 2020
• Halogen 6 - August 12, 2020
• Velvet v1.0.0 - August 11, 2020
• Roc 20200804 - August 04, 2020

July

• Amoeba 3.2 - July 25, 2020
• Leela Chess Zero / Lc0 v0.26.1 - July 15, 2020
• Stash v19.0 - July 14, 2020
• Halogen 5 - July 14, 2020
• Allie v0.7 - July 11, 2020
• Mr Bob v0.6.2 - July 05, 2020
• Orion 0.7 - July 04, 2020
• Leela Chess Zero / Lc0 v0.26.0 - July 02, 2020
• Arasan 22.1 - July 01, 2020

June

• KnightX 2.3 - June 28, 2020
• Stash v18.1 - June 23, 2020
• Halogen 4 - June 22, 2020
• OliThink 5.4.0 - June 16, 2020
• Slow Chess Classic 2.2 - June 16, 2020
• Igel 2.5.0 - June 15, 2020
• Wasp 4.00 - June 14, 2020
• Weiss 1.0 - June 02, 2020

May

• KnightX 2.0 - May 31, 2020
• GNU Chess 6.2.7 - May 31, 2020
• Bagatur 2.2 - May 29, 2020
• Winter v0.8 - May 26, 2020
• FabChess 1.15 - May 22, 2020
• Stash v16.0 - May 15, 2020
• Komodo 14 - May 12, 2020
• Counter 3.5 - May 10, 2020
• Gogobello 2.2 - May 06, 2020
• Pirarucu v3.3.5 - May 02, 2020
• Slow Chess Classic 2.1 - May 01, 2020

April

• Leela Chess Zero / Lc0 v0.25.1 - April 30, 2020
• Mr Bob v0.5.0 - April 29, 2020
• RubiChess 1.7.2 - April 27, 2020
• Weiss 0.10 - April 26, 2020
• Stash v15.0 - April 26, 2020
• chess22k 1.14 - April 26, 2020
• rofChade 2.3 - April 21, 2020
• Allie v0.6 - April 20, 2020
• Monolith 2.0 - April 19, 2020
• GNU Chess 6.2.6 - April 18, 2020
• Combusken 1.1.0 - April 06, 2020
• CT800 V1.40 - April 05, 2020
• Booot 6.4 - April 05, 2020

March

• Minic version 2 - March 31, 2020
• A0lite - March 28, 2020
• Slow Chess Classic 2.0 - March 20, 2020
• Leela Chess Zero / Lc0 v0.24.1 - March 15, 2020
• Bagatur 2.0 - March 13, 2020
• FabChess 1.14 - March 12, 2020
• Belofte 0.9.18 - March 08, 2020

February

• Ethereal 12.00 - February 29, 2020
• Combusken - February 23, 2020
• Mr Bob v0.4.0 - February 18, 2020
• Leela Chess Zero / Lc0 v0.23.3 - February 18, 2020
• Topple v0.7.5 - February 16, 2020
• Weiss 0.9 - February 14, 2020
• Stash v1 - v8 - February 13, 2020
• Marvin 3.5.0 - February 13, 2020
• Belofte 0.9.10 - February 06, 2020
• KnightX 1.98 - February 01, 2020
• Slow Chess Classic 1.9 - February 01, 2020
• Crafty 25.6 - February 01, 2020

January

• Mr Bob v0.3.2 - January 26, 2020
• Stockfish 11 - January 18, 2020
• Slow Chess Classic 1.8 - January 17, 2020
• Amoeba 3.1 - January 16, 2020
• Belofte 0.9.8 - January 14, 2020
• RubiChess 1.6.1.1 - January 11, 2020
• Weiss 0.8 - January 07, 2020
• Halogen 3 - January 06, 2020
• PeSTO - January 04, 2020
• Pedone 2.0 - January 01, 2020

2019

December

• Leela Chess Zero / Lc0 v0.23.2 - December 31, 2019
• Pirarucu v3.2.4 - December 29, 2019
• Topple v0.7.4 - December 27, 2019
• Bagatur 1.9 - December 19, 2019
• Belofte 0.9.6 - December 15, 2019
• Halogen 2.7 - December 11, 2019
• Arasan 22.0 - December 10, 2019
• Slow Chess Classic 1.7 - December 08, 2019
• Weiss 0.7 - December 06, 2019
• Asymptote 0.7 - December 06, 2019
• Invictus r305 - December 05, 2019

November

• FabChess 1.13 - November 24, 2019
• Weiss 0.6 - November 18, 2019
• Fritz 17 - November 12, 2019
• Fat Fritz - November 12, 2019
• Ethereal 11.75 - November 11, 2019
• Slow Chess Classic 1.6 - November 08, 2019
• Xiphos v0.6 - November 07, 2019
• Vajolet2 2.8 - November 01, 2019

October

• Gogobello 2.1 - October 24, 2019
• KnightX 1.97 - October 23, 2019
• Counter 3.4 - October 19, 2019
• RubiChess 1.6 - October 16, 2019
• Allie v0.5 - October 14, 2019
• Tucano 8.00 - October 13, 2019
• iCE 4 - October 07, 2019

September

• FabChess 1.12 - September 22, 2019
• Winter v0.7 - September 21, 2019
• KnightX 1.96 - September 19, 2019
• Slow Chess Classic 1.5 - September 17, 2019
• Roc 1.3 - September 10, 2019
• Wasp 3.75 - September 06, 2019
• rofChade 2.2 - September 06, 2019

August

• Topple v0.7.3 - August 31, 2019
• Slow Chess Classic 1.4 - August 30, 2019
• FabChess 1.10 - August 28, 2019
• Galjoen 0.40 - August 27, 2019
• Defenchess 2.2 - August 23, 2019
• Scorpio 3.0 - August 20, 2019
• Leela Chess Zero / Lc0 v0.22.0 - August 05, 2019

July

• Bagatur 1.8 - July 30, 2019
• Leela Chess Zero / Lc0 v0.21.4 - July 28, 2019
• chess22k 1.13 - July 28, 2019
• Francesca 0.25 - July 28, 2019
• Slow Chess Classic 1.0 - July 27, 2019
• Defenchess 2.1 - July 25, 2019
• FabChess 1.8 - July 18, 2019
• KnightX 1.95 - July 14, 2019
• Topple v0.7.2 - July 12, 2019
• Marvin 3.4.0 - July 09, 2019
• Cheese 2.1 - July 08, 2019
• K2 v0.95 - July 04, 2019
• Halogen 2.6.2a - July 03, 2019
• Arasan 21.4 - July 02, 2019
• Chess Fighter 2.0 - July 01, 2019

June

• Pirarucu v3.0.7 - June 27, 2019
• RubiChess 1.5 - June 27, 2019
• Halogen 2.5 - June 27, 2019
• Topple v0.7.1 - June 24, 2019
• Roc 1.1 - June 13, 2019
• Leela Chess Zero / Lc0 v0.21.2 - June 09, 2019
• Orion v0.6 - June 01, 2019

May

• Topple v0.6.1 - May 31, 2019
• Allie v0.4 - May 31, 2019
• KnightX 1.94 - May 30, 2019
• Winter v0.6 - May 26, 2019
• Asymptote 0.6 - May 25, 2019
• Komodo 13 - May 06, 2019
• Allie v0.3 - May 04, 2019

April

• RubiChess 1.4 - April 27, 2019
• rofChade 2.1 - April 26, 2019
• Sapeli 1.0 - April 20, 2019
• Chess Fighter - April 11, 2019
• Wasp 3.60 - April 07, 2019
• Marvin 3.3.0 - April 06, 2019
• Vajolet2 2.7 - April 03, 2019
• Topple v0.5.0 - April 02, 2019
• Asymptote 0.5 - April 02, 2019

March

• Bagatur 1.7 - March 29, 2019
• Arasan 21.3 - March 29, 2019
• Amoeba 3.0 - March 28, 2019
• Leela Chess Zero / Lc0 v0.21.1 - March 23, 2019
• Allie 0.2 - March 22, 2019
• Cinnamon v2.1 - March 18, 2019
• ChessBrainVB V3.74 - March 15, 2019
• Xiphos v0.5 - March 11, 2019
• Pedone 1.9 - March 08, 2019
• Gogobello 2.0 - March 07, 2019
• Francesca 0.22 - March 06, 2019
• Topple v0.4.0 - March 01, 2019
• Pirarucu v2.9.5 - March 01, 2019

February

• RubiChess 1.3.1 - February 27, 2019
• KnightX 1.93 - February 23, 2019
• Allie - February 20, 2019
• Winter v0.5 - February 19, 2019
• CT800 V1.34 - February 09, 2019
• Topple v0.3.5 - February 03, 2019
• Leela Chess Zero / Lc0 v0.20.2 - February 01, 2019

January

• Topple v0.3.4 - January 26, 2019
• Winter v0.4a - January 21, 2019
• Ethereal 11.25 - January 21, 2019
• Asymptote 0.4 - January 21, 2019
• Scorpio 2.9.0 - January 17, 2019
• Bagatur 1.6 - January 17, 2019
• ProDeo 2.91 - January 16, 2019
• CT800 V1.33 - January 08, 2019
• Leela Chess Zero / Lc0 v0.20.1 - January 07, 2019
• Francesca MAD v0.20 - January 03, 2019
• Roc 1.0 - January 02, 2019
• Leela Chess Zero / Lc0 v0.20.9 - January 01, 2019

2018

December

• Arasan 21.2 - December 31, 2018
• rofChade 2.0 - December 20, 2018
• Andscacs 0.95 - December 17, 2018
• ProDeo 2.9 - December 15, 2018
• Cheese 2.0 - December 15, 2018
• Wasp 3.50 - December 14, 2018
• RubiChess 1.2.1 - December 14, 2018
• Winter v0.3 - December 13, 2018
• Leela Chess Zero / Lc0 v0.19.1.1 - December 10, 2018
• Counter 3.1 - December 10, 2018
• chess22k 1.12 - December 03, 2018
• Googleplex Starthinker - December 02, 2018

November

• Vajolet2 2.6.2 - November 30, 2018
• Stockfish 10 - November 29, 2018
• Leela Chess Zero / Lc0 v0.19.0 - November 19, 2018
• Pirarucu v2.7.4 - November 17, 2018
• Marvin 3.2.0 - November 08, 2018
• Demolito 20181029 - November 06, 2018

October

• Minic - October 20, 2018
• Pirarucu v2.6.1 - October 18, 2018
• Monolith 1.0 - October 18, 2018
• Scorpio 2.8.9 - October 06, 2018
• Leela Chess Zero / Lc0 v0.18.1 - October 02, 2018
• Arasan 21.1 - October 02, 2018
• CT800 V1.32 - October 01, 2018
• RubiChess 1.1 - October 01, 2018

September

• Leela Chess Zero / Lc0 v0.18.0 - September 30, 2018
• Invictus r228 - September 29, 2018
• Xiphos v0.4 - September 24, 2018
• ChessBrainVB V3.72 - September 18, 2018
• Vajolet2 2.6.1 - September 04, 2018

August

• Rofchade 1.0 - August 27, 2018
• Leela Chess Zero / Lc0 v0.17.0 - August 27, 2018
• Pirarucu v2.3.8 - August 22, 2018
• Galjoen 0.39 - August 15, 2018
• Belofte 0.9.3 - August 07, 2018
• ProDeo 2.8 - August 06, 2018
• Winter v0.2 - August 05, 2018
• RubiChess 1.0 - August 04, 2018

July

• Pedone 1.8 - July 30, 2018
• K2 v0.91 - July 24, 2018
• Pirarucu v2.2.2 - July 22, 2018
• Nemorino 5 - July 22, 2018
• Leela Chess Zero / Lc0 v0.16.0 - July 20, 2018
• Topple v0.2.1 - July 16, 2018
• Ethereal 10.55 - July 16, 2018
• Laser 1.6 - July 14, 2018
• Andscacs 0.94 - July 11, 2018
• chess22k 1.10 - July 09, 2018
• Leela Chess Zero / Lc0 v0.14.1 - July 08, 2018
• Marvin 3.1.0 - July 05, 2018
• Scorpio 2.8.6 - July 04, 2018
• Igel - July 03, 2018

June

• Pirarucu v2.1.1 - June 30, 2018
• Arasan 21.0 - June 30, 2018
• Topple v0.1.2 - June 29, 2018
• Booot 6.3 - June 29, 2018
• Xiphos v0.3 - June 25, 2018
• Orion v0.5 - June 21, 2018
• Vajolet2 2.6 - June 18, 2018

May

• Pirarucu v1.9.7 - May 30, 2018
• Ethereal 10.00 - May 30, 2018
• RubiChess 0.9 - May 28, 2018
• Fire 7.1 - May 27, 2018
• Komodo 12 - May 14, 2018
• Wasp 3.00 - May 11, 2018
• CT800 V1.30 - May 08, 2018
• ChessBrainVB V3.70 - May 08, 2018
• Scorpio 2.8.5 - May 02, 2018
• Asymptote - May 02, 2018

April

• Pirarucu v1.7.2 - April 30, 2018
• chess22k 1.9 - April 23, 2018
• Xiphos v0.2.2 - April 20, 2018
• Lozza 1.18 - April 18, 2018
• Arasan 20.5 - April 08, 2018

March

• RubiChess 0.8.1 - March 24, 2018
• Xiphos 0.1.1 - March 22, 2018
• Monolith 0.4 - March 18, 2018
• Galjoen 0.38 - March 18, 2018
• chess22k 1.8 - March 04, 2018
• Komodo 11.3 - March 04, 2018
• Demolito 20180301 - March 01, 2018

February

• Xiphos v0.1 - February 27, 2018
• GreKo 2018.02 - February 27, 2018
• ChessBrainVB V3.66 - February 24, 2018
• CT800 V1.20 - February 17, 2018
• RuyDos 1.1.0 - February 17, 2018
• Cheese 1.9.2 - February 17, 2018
• Ethereal 9.00 - February 15, 2018
• Marvin 3.0.0 - February 10, 2018
• Scorpio 2.8 - February 10, 2018
• Stockfish 9 - February 01, 2018

January

• SmarThink v1.98 - January 31, 2018
• GreKo 2018.01 - January 31, 2018
• Atlas 3.91 - January 26, 2018
• Vajolet2 2.5 - January 25, 2018
• ChessV 2.1 - January 20, 2018
• RubiChess 0.7 - January 19, 2018
• Pedone 1.7 - January 16, 2018
• Schooner 1.8 - January 15, 2018
• Andscacs 0.93 - January 14, 2018
• Winter 0.1 - January 13, 2018
• The Baron 3.42 - January 08, 2018
• GreKo 2017 - January 08, 2018
• Arasan 20.4.1 - January 05, 2018

2017

December

• Toga II 4.0 - December 29, 2017
• chess22k 1.7 - December 28, 2017
• Laser 1.5 - December 27, 2017
• ChessBrainVB V3.61 - December 26, 2017
• Fizbo 2 - December 21, 2017
• Nemorino 4 - December 21, 2017
• Jumbo 0.5.27 - December 18, 2017
• Scorpio 2.7.9 - December 16, 2017
• Tucano 7.00 - December 16, 2017
• Ethereal 8.61 SMP - December 12, 2017
• Amoeba 2.7 - December 11, 2017
• Fruit Reloaded 3.2.1 - December 08, 2017
• tomitankChess 1.5 - December 03, 2017
• Galjoen 0.37 - December 03, 2017

November

• RubiChess 0.6 - November 26, 2017
• Wasp 2.60 - November 22, 2017
• Vajolet2 2.4 - November 19, 2017
• Fritz 16 - November 14, 2017
• chess22k 1.6 - November 13, 2017
• Counter 2.1.0 - November 12, 2017
• Ethereal 8.37 - November 10, 2017
• Senpai 2.0 - November 10, 2017
• Arasan 20.3 - November 05, 2017
• Andscacs 0.921 - November 04, 2017

October

• Scorpio 2.7.7 - October 31, 2017
• The Baron 3.41 - October 22, 2017 (Dated May 2017)
• Orion v0.4 - October 15, 2017
• CT800 V1.12 - October 14, 2017
• FireFly 2.72 - October 13, 2017
• DanaSah 7.0 - October 09, 2017
• RomiChess P3n - October 05, 2017

September

• Prophet3 - September 30, 2017
• Marvin 2.2.0 - September 30, 2017
• Texel 1.07 - September 30, 2017
• RubiChess 0.5 - September 29, 2017
• Nemeton 1.6 - September 27, 2017
• RamJet 0.14 - September 27, 2017
• Jumbo 0.5.3 - September 25, 2017
• Fire 6.1 - September 23, 2017
• Monolith 0.3 - September 22, 2017
• Amoeba 2.6 - September 22, 2017
• tomitankChess 1.4 - September 17, 2017
• Houdini 6 - September 17, 2017
• Andscacs 0.92 - September 17, 2017
• Cheese 1.9.1 - September 16, 2017
• Ethereal 8.28 - September 13, 2017
• Zurichess Neuchâtel - September 08, 2017

August

• Demolito 2017-08-26 - August 26, 2017
• ChessBrainVB V3.50 - August 26, 2017
• RomiChess P3M - August 22, 2017
• Dimitri 3.61 - August 15, 2017
• chess22k 1.5 - August 12, 2017
• Nirvanachess 2.4 - August 11, 2017
• RubiChess 0.4 - August 04, 2017

July

• Komodo 11.2.2 - July 28, 2017
• GNU Chess 6.2.5 - July 25, 2017
• Betsabe II 1.75 - July 22, 2017
• Gogobello 1.3 - July 21, 2017
• Arasan 20.2 - July 15, 2017
• Bagatur 1.5d - July 15, 2017
• ProDeo 2.4 - July 07, 2017
• MadChess 2.2 - July 03, 2017
• Soldat III 1.87 - July 03, 2017

June

• Belofte 0.9.1 - June 29, 2017
• Roc 0.9 - June 28, 2017
• Marvin 2.1.0 - June 24, 2017
• chess22k 1.4 - June 18, 2017
• Nemorino 3 - June 18, 2017
• CT800 V1.11 - June 17, 2017
• ChessBrainVB V3.31 - June 16, 2017
• Pedone 1.6 - June 10, 2017
• Dorpsgek Dillinger - June 08, 2017
• Amoeba 2.5 - June 07, 2017
• Galjoen 0.36 - June 06, 2017
• Nemeton3D 1.51 - June 04, 2017
• WyldChess 1.5 - June 04, 2017
• Demolito - June 04, 2017
• Ethereal 8.16 - June 03, 2017
• RuyDos - June 01, 2017

May

• Ghost 3.1 - May 30, 2017
• Monolith 0.2 - May 26, 2017
• Komodo 11.01 - May 23, 2017
• Laser 1.4 - May 11, 2017
• Roc 0.7 - May 09, 2017
• Andscacs 0.91 - May 09, 2017
• Booot 6.2 - May 08, 2017
• Zurichess Luzern - May 08, 2017
• Cheese 1.9 - May 06, 2017
• Wasp 2.01 - May 04, 2017
• Jumbo 0.4.34 - May 01, 2017

April

• Dirty 30APR2017 - April 30, 2017
• Arasan 20.1 - April 28, 2017
• chess22k 1.3 - April 26, 2017
• Schooner 1.7 - April 25, 2017
• Monolith 0.1 - May 24, 2017
• Amoeba 2.4 - April 19, 2017
• Cinnamon 2.0 - April 17, 2016
• ProDeo 2.3 - April 05, 2017
• EveAnn 1.72 - April 01, 2017

March

• Zeta v099a - March 28, 2017
• Andscacs 0.90 - March 25, 2017
• Fischerle 0.9.80 SE - March 24, 2017
• Marvin 2.0.0 - March 21, 2017
• chess22k 1.2 - March 19, 2017
• ChessV 2.0 - March 19, 2017
• Nemorino 2.0a - March 14, 2017
• Komodo 10.4 - March 14, 2017
• Roc 0.6 - March 13, 2017
• WyldChess 1.4 - March 12, 2017
• Rodent III - March 11, 2017
• ChessBrainVB V3.20 - March 11, 2017
• chess4j 3.2 - March 11, 2017
• Galjoen 0.35 - March 04, 2017
• Amoeba 2.2 - March 02, 2017

February

• Vajolet2 2.3 - February 28, 2017
• NG-play 9.87 - February 25, 2017
• Roc 0.5 - February 23, 2017
• MadChess 2.1 - February 22, 2017
• Zurichess Jura - February 18, 2017
• DanaSah 6.5 - February 15, 2017
• chess4j 3.1 - February 12, 2017
• chess22k 1.1 - February 09, 2017
• EXchess v7.97 - February 04, 2017
• Gogobello 1.1 - February 01, 2017

January

• GopherCheck 0.2.0 - January 31, 2017
• Jumbo 0.4.16 - January 31, 2017
• Arasan 20.0 - January 31, 2017
• Tornado 8 - January 30, 2017
• Amoeba 2.1 - January 24, 2017
• Crafty 25.3 - January 23, 2017 » Playing Strength
• Roc 0.1 - January 19, 2017
• Nemorino 2.0 - January 16, 2017
• WyldChess 1.3 - January 14, 2017
• Dorpsgek Cosmopolitan - January 14, 2017
• Chiron 4 - January 10, 2017
• Laser 1.3 - January 08, 2017
• Arminius 2017-01-01 - January 01, 2017

2016

December

• Fizbo 1.9 - December 31, 2016
• GreKo 2016 - December 30, 2016
• Jumbo 0.4.0 - December 24, 2016
• Nemeton 1.5 - December 24, 2016
• Komodo 10.3 - December 22, 2016
• SmarThink v1.97 - December 22, 2016
• Barbarossa 0.4.0 - December 20, 2016
• ChessBrainVB V3.03a - December 15, 2016

November

• Amoeba 2.0 - November 27, 2016
• SjaakII 1.4.0 - November 27, 2016
• Fire 5 - November 14, 2016
• CT800 V1.01 - November 13, 2016
• ChessV 0.95 - November 13, 2016
• Houdini 5 - November 09, 2016
• Bobcat 8.0 - November 05, 2016
• Arasan 19.2 - November 03, 2016
• Stockfish 8 - November 01, 2016

October

• Deep Shredder 13 - October 30, 2016
• Komodo 10.2 - October 29, 2016
• Crafty 25.2 - October 29, 2016
• GNU Chess 6.2.4 - October 29, 2016
• Andscacs 0.88 - October 28, 2016
• Jumbo 0.3.8 - October 23, 2016
• Giraffe 20161023 - October 23, 2016
• Pedone 1.5 - October 23, 2016
• Booot 6.1 - October 18, 2016
• Crafty 25.1 - October 04, 2016
• Carballo 1.6 - October 01, 2016

September

• Wasp 1.25 - September 30, 2016
• Dorky v4.5 - September 25, 2016
• ProDeo 2.2 - September 25, 2016
• Nemorino - September 23, 2016
• Rodent II 0.9.64 - September 22, 2016
• GNU Chess 6.2.3 - September 19, 2016
• Jumbo 0.1.5 - September 19, 2016
• Laser 1.2 - September 17, 2016
• Gogobello 1.0 - September 15, 2016
• Coiled 0.4 - September 12, 2016
• CT800 - September 05, 2016
• Ethereal7.78 - September 04, 2016

August

• Fizbo 1.8 - August 26, 2016
• Floyd 0.9 - August 20, 2016
• Zurichess Graubuenden - August 16, 2016
• Hannibal 1.7 - August 09, 2016
• Arasan 19.1 - August 09, 2016
• Amoeba 1.3 - August 03, 2016

July

• Nirvanachess 2.3 - July 31, 2016
• Lozza v1.17 - July 29, 2016
• Andscacs 0.872 - July 23, 2016
• Komodo 10.1 - July 21, 2016
• DisasterArea-1.65 - July 18, 2016
• GreKo 2015 ML - July 12, 2016
• Texel 1.06 - July 10, 2016
• Booot 6.0 - July 06, 2016
• SjaakII 1.3.1 - July 05, 2016
• Wasp 1.02 - July 01, 2016

June

• SmarThink v1.96 - June 29, 2016
• Wasp 1.01 - June 21, 2016
• Vajolet2 2.2 - June 19, 2016
• Andscacs 0.87 - June 19, 2016
• CyberPagno 3.0 - June 16, 2016
• GopherCheck 0.1.0 - June 06, 2016
• DanaSah 6.2 - June 04, 2016

May

• Komodo 10 - May 23, 2016
• SmarThink v1.95 - May 23, 2016
• Rodent II 0.9.33 - May 23, 2016
• Amoeba - May 20, 2016
• Schooner 1.5 - May 11, 2016
• EXchess v7.92 - May 11, 2016
• Nemeton 1.4 - May 03, 2016
• Chiron 3 - May 01, 2016
• Phalanx XXV - May 01, 2016

April

• Arasan 19.0 - April 29, 2016
• Laser 1.1 - April 18, 2016
• Zurichess Glarus - April 17, 2016
• Cinnamon v2.0 - April 16, 2016
• Muse 0.95 - April 10, 2016
• Orion v0.3 - April 03, 2016
• Pedone 1.4 - April 03, 2016

March

• Floyd 0.8 - March 31, 2016
• SmarThink v1.90 - March 28, 2016
• SjaakII 1.3.0 - March 26, 2016
• Fischerle 0.9.70 SE - March 25, 2016
• Andscacs 0.86 - March 24, 2016
• Fizbo 1.7 - March 23, 2016
• Komodo 9.42 - March 21, 2016
• Cheese 1.8 - March 19, 2016
• Gogobello 0.12 - March 13, 2016

February

• ChessBrainVB V2.05 - February 29, 2016
• Nemeton 1.3 - February 28, 2016
• Fairy-Max 5.0b - February 19, 2016
• Rodent II - February 15, 2016
• Tucano 6.00 - February 14, 2016
• Rodin v8.0 - February 07, 2016
• Arasan 18.3 - February 02, 2016

January

• Fizbo 1.6 - January 29, 2016
• Andscacs 0.85 - January 22, 2016
• SjaakII 1.2.1 - January 10, 2016
• Donna v4.0 - January 08, 2016
• iCE 3 - January 03, 2016
• Stockfish 7 - January 02, 2016
• SmarThink v1.80 - January 02, 2016
• Vajolet2 2.1 - January 01, 2016

2015

December

• EXchess v7.88b - December 30, 2015
• Crafty 25.0 - December 28, 2015
• Laser 1.0 - December 24, 2015
• Andscacs 0.84 - December 07, 2015
• Arasan 18.2 - December 03, 2015

November

• Zurichess Geneva - November 29, 2015
• Komodo 9.3 - November 27, 2015
• Rhetoric 1.4.3 - November 26, 2015
• Fritz 15 - November 25, 2015
• GreKo 2015 - November 18, 2015
• Bobcat 7.1 - November 17, 2015
• Andscacs 0.83 - November 10, 2015
• Dirty 03NOV2015 - November 05, 2015
• Arasan 18.1 - November 02, 2015
• Ares 1.005.2 - November 01, 2015

October

• Lozza 1.16 - October 31, 2015
• Maverick 1.5 - October 28, 2015
• Donna v3.1 - October 26, 2015
• CyberPagno 2.3 - October 21, 2015
• Pedone 1.3 - October 18, 2015
• GNU Chess 6.2.2 - October 17, 2015
• Nirvanachess 2.2 - October 14, 2015
• Rebel 13 - October 13, 2015
• MadChess 2.0 - October 12, 2015
• GreKo 13.1 - October 07, 2015
• Barbarossa 0.3.0 - October 06, 2015

September

• Fischerle 0.9.65 - September 14, 2015
• Giraffe - September 08, 2015

August

• Zurichess Fribourg - August 30, 2015
• Tornado 7 - August 26, 2015
• Komodo 9.2 - August 21, 2015
• Schooner 1.4 - August 19, 2015
• Fizbo 1.5 - August 16, 2015
• Andscacs 0.82 - August 16, 2015
• Arminius 2015-08-06 - August 06, 2015
• GreKo 12.9 - August 02, 2015

July

• Pedone 1.2 - July 31, 2015
• Arasan 18.0 - July 30, 2015
• Cheng 4.39 - July 20, 2015
• Alfil 15.7 - July 08, 2015
• The Baron 3.29 - July 07, 2015 (Dated February 26, 2012, based on Crashtest Dummy )

June

• Hakkapeliitta 3.0 - June 27, 2015
• Fridolin 2.0 - June 25, 2015
• Komodo 9.1 - June 20, 2015
• Andscacs 0.81 - June 20, 2015
• Nemeton 1.2 - June 16, 2015
• Pawny 1.1 - June 10, 2015

May

• EXchess v7.71 - May 29, 2015
• Protector 1.8.0 - May 27, 2015
• GreKo 12.8 - May 19, 2015
• Fizbo 1.4 - May 18, 2015
• Cinnamon v1.1 - May 14, 2015
• Nirvanachess 2.1 - May 04, 2015
• Donna v2.0 - May 03, 2015

April

• Komodo 9 - April 28, 2015
• GreKo 12.6 - April 25, 2015
• Lozza 1.15 - April 24, 2015
• Maverick 1.0 - April 23, 2015
• Vajolet2 2.0 - April 21, 2015
• Dirty 10APR2015 - April 17, 2015
• Andscacs 0.80 - April 17, 2015
• Cheese 1.7 - April 04, 2015

March

• Pedone 1.1 - March 24, 2015
• Maverick 0.60 - March 20, 2015
• SjaakII 1.0.0 - March 18, 2015
• Rodent 1.7 - March 18, 2015

February

• Nemeton 1.1 - February 15, 2015
• Atlas 3.80 - February 06, 2015
• Andscacs 0.72 - February 01, 2015

January

• Hannibal 1.5 - January 28, 2015
• Stockfish 6 - January 27, 2015
• Myrddin 0.87 - January 25, 2015
• Arasan 17.5 - January 24, 2015
• Texel 1.05 - January 24, 2015
• Cheng 4 0.38 - January 18, 2015
• GNU Chess 6.2.1 - January 18, 2015

2014

December

• CPW-Engine v1.1 - December 30, 2014
• EXchess v7.51 - December 26, 2014
• Hakkapeliitta 2.0 - December 25, 2014
• Phalanx XXIV - December 24, 2014
• GreKo 12.5 - December 21, 2014
• Andscacs 0.71 - December 17, 2014
• Nirvanachess 2.0 - December 17, 2014
• Jazz r818 - December 17, 2014
• Donna 1.0 - December 14, 2014
• Pedone 1.0 - December 14, 2014
• Equinox 3.30 - December 12, 2014
• Fire 4 - December, 06, 2014

November

• NoraGrace 2.0 - November 22, 2014
• GNU Chess 5.60 - November 22, 2014
• CyberPagno 2.2 - November 19, 2014
• Nemeton 1 - November 18, 2014
• DisasterArea - November 15, 2014
• Fizbo 1.3 - November 11, 2014
• Andscacs 0.70 - November 05, 2014
• Rodent 1.6 - November 02, 2014

October

• Tornado 6.0 - October 26, 2014
• Phalanx XXIII - October 20, 2014
• Arasan 17.4 - October 08, 2014
• GreKo 12.1 - October 07, 2014

September

• Equinox 3.20 - September 30, 2014
• Naum 4.6 - September 28, 2014
• Delphil 3.2 - September 28, 2014
• Crafty 24.1 - September 27, 2014
• Rhetoric 1.4.1 - September 22, 2014
• Protector 1.7.0 - September 19, 2014
• Rodent 1.5 - September 08, 2014
• iCE 2.0 - September 07, 2014
• Komodo 8 - September 05, 2014
• Arasan 17.3 - September 01, 2014

August

• Tucano 5.00 - August 31, 2014
• DiscoCheck 5.2.1 - August 21, 2014
• EXchess v7.31 - August 17, 2014

July

• GNU Chess 6.1.2 - July 30, 2014
• Vajolet2 1.43 - July 21, 2014
• SmarThink v1.70 - July 21, 2014
• Atlas 3.70em - July 20, 2014

June

• SmarThink v1.60 - June 23, 2014
• Deuterium v14.2.33.276 - June 21, 2014
• Rhetoric 1.4 - June 20, 2014
• Andscacs 0.64 - June 07, 2014

May

• Stockfish 5 - May 31, 2014
• Texel 1.04 - May 29, 2014
• Crafty 24.0 - May 25, 2014
• Ares 1.005 - May 23, 2014
• Komodo 7 - May 21, 2014
• Rodin v7.0 - May 12, 2014
• Cheese 1.6 - May 10, 2014
• EXchess v7.26 - May 07, 2014
• Arasan 17.1 - May 07, 2014

April

• Rodent 1.4 - April 30, 2014
• Gull 3 - April 17, 2014
• MadChess 1.4 - April 12, 2014
• Djinn 1.021 - April 12, 2014
• GreKo 12.0 - April 01, 2014

March

• Tucano 4.00 - March 30, 2014
• Vajolet2 - March 29, 2014
• Arasan 17.0 - March 27, 2014
• Gaviota v1.0 - March 08, 2014

February

• Rhetoric 1.2 - February 28, 2014
• BlackMamba 2.0 - February 08, 2014

January

• Cheng4 0.36c - January 30, 2014
• ProDeo 1.88 - January 28, 2014
• Rodent 1.3 - January 21, 2014
• Texel 1.03 - January 19, 2014
• DiscoCheck 5.2 - January 11, 2014
• pikoSzachy Extreme Edition - January 01, 2014
• SmarThink v1.50 - January 01, 2014

2013

December

• EveAnn 1.72 - December 31, 2013, see EveAnn 1.72 Bug fixed
• Raffaela 2.1 - December 30, 2013
• Djinn 1.006 - December 24, 2013
• Rhetoric 1.1 - December 21, 2013
• ProDeo 1.87 - December 17, 2013
• Chiron 2 - December 13, 2013
• DiscoCheck 5.1 - December 07, 2013
• Arasan 16.3 - December 06, 2013
• Komodo TCEC - December 04, 2013 (dedicated to Don Dailey)

November

• Stockfish DD - November 29, 2013 (dedicated to Don Dailey)
• Houdini 4 - November 25, 2013
• GNU Chess 6.1.1 - November 23, 2013
• Deep Fritz 14 - November 20, 2013
• Atlas 3.60 - November 18, 2013
• Crafty 23.8 - November 11, 2013
• SmarThink v1.40 - November 11, 2013

October

• Djinn 0.992 - October 26, 2013
• DiscoCheck 5.01 - October 26, 2013
• Arasan 16.2 - October 25, 2013
• Deep Junior Yokohama - October 24, 2013
• Komodo 6 - October 4, 2013

References

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