Posts

Showing posts from August, 2019

Since you’re here...

... we have a small favour to ask. More people, like you, are reading and supporting our blog: "Chess Engines Diary". And unlike many other sites and blogs, we made the choice to keep our articles open for all, regardless of where they live or what they can afford to pay.

We hope you will consider supporting us today. We need your support to continue to exist, because good entries are more and more work time. Every reader contribution, however big or small, is so valuable. Support "Chess Engines Diary" even a small amount– and it only takes a minute. Thank you.

================================================
My email: jotes@go2.pl





Chess engine: CorChess 2019-08-30

Image
CorChess is a clone of Stockfish maintained for better performance on long time controls, trying at least partially to fill the gap between regular tests and demands of correspondence players. Rating JCER=3343 CorChess 2019-08-30 - download

Asymptote 0.6.3 wins JCER Swiss 03 edition 26,2019.08.30 - 2019.08.31

Image
Temp 3' + 3" : Intel Core i7-4710MQ 7,9 GB Mem ,  96  Tournament games ,  GUI-Fritz 15,    156.909 JCER games (01-05-2019)   Book:  Perfect 2018 ,  Table created -  Scid vs PC

Stockfish 19082110 wins Test new chess engines, 2019.08.22 - 2019.08.24

Image
Temp 3' + 3" : Intel Core i7-4710MQ 7,9 GB Mem ,  480  Tournament games ,  GUI- Arena 3.5.1 ,    156.909 JCER games (01-05-2019)   Book:  Perfect 2018 ,  Table created -  Scid vs PC

Chess engine: BrainFish X 1.2 and Cerebellum Light 190804

Image
Brainfish - UCI chess engine, JCER Rating=3408 From the author: Brainfish is a standard Stockfish chess engine extended by a general book format that is capable of handling a reduced part of Cerebellum, which is an innovative chess opening and playing book. In Brainfish, the book moves are only used in engine games, not in analysis mode. All moves in the published book Cerebellum_light.bin generated by Cerebellum were calculated by using Stockfish as analysis engine, without using statistics. Then those moves where recalulated by the Cerebellum Library using a graph algorithm that makes all scores in the library consistant. Consistant scores means for example, in case the starting position has a score of 0.2 and a best move is 1.e4, the position after 1.e4 must have the score -0.2. Additionally, some others properties are found, like the best main line of a position and possible Transitions. Hence, when Brainfish is playing moves that are in the Cerebellum book, it plays li

Chess engine: Cfish 2019-08-28

Image
CFish - UCI chess engine, Rating JCER=3421 "CFish ,  a port of Stockfish written in plain C by Ronald de Man, first published on GitHub in July 2016. Possibly inspired by the asmFish project to speed up Stockfish using a programming language closer to the machine, the purpose of CFish is to explore possible optimization issues of C versus C++ compilers" [Chess Programming Wiki]. CFish 2019-08-28 - download

Chess engine: Defenchess 2.2

Image
Defenchess - UCI chess engine Author: Can Cetin & Dogac Eldenk Defenchess 2.2 download

Chess engine: Mora 1.0.0 (Windows and Linux)

Image
Mora - UCI chess engine Author - Gonzalo Arró  (Argentina) Mora 1.0.0 - download

K2 0.95 wins JCER Swiss 02 edition 26,2019.08.29 - 2019.08.30

Image
Temp 3' + 3" : Intel Core i7-4710MQ 7,9 GB Mem , 96   Tournament games ,  GUI-Fritz 15,    156.909 JCER games (01-05-2019)   Book:  Perfect 2018 ,  Table created -  Scid vs PC

Chess engine: Raubfisch X41c_sl and GTZ20c_sl

Image
Raubfisch is an engine derived from Stockfish and Torpedo 1.1 XJR (private engine by Frank Karl Werner and Max Fehler) Rating JCER - 3390 Raubfisch X41c_sl and GTZ20c_sl - download from the site

Chess engines: Axolotl 1.9

Image
Though she be but little, she is fierce  UCI compliant chess engine written in Java. Can be played on the command line through the UCI protocol, but best connected to a GUI, such as Arena.  You will need the latest JRE 11 to run axolotl. Author: Louis James Mackenzie-Smith Axolotl 1.9 - download

Chess engine: Fabchess 1.10

Image
Fabchess - UCI chess engine Author : Fabian von der Warth Fabchess 1.10 - download  

Galjoen 0.40 - UCI chess engine

Image
Galjoen - chess engines UCI, Author: Werner Taelemans Rating JCER = 2160 Galjoen JCER Rating progress: Galjoen 0.39.2 - 2160, Galjoen 0.38 - 2071, Galjoen 0.37.2 - 1982, Galjoen 0.36 - 1903, Galjoen 0.35.6 - 1855. Galjoen 0.40 - download from the site

Ethereal 11.58 - strong UCI chess engine!

Image
Ethereal - UCI chess engine, Author - Andy Grant Rating JCER=3134 Ethereal 11.58 - download

Rhetoric 1.4.3 x64 wins JCER Swiss01 edition 26, 2019.08.24 - 2019.08.25

Image
Temp 3' + 3" : Intel Core i7-4710MQ 7,9 GB Mem ,  104  Tournament games ,  GUI-Fritz 15,    156.909 JCER games (01-05-2019)   Book:  Perfect 2018 ,  Table created -  Scid vs PC

Chess engine: Raubfisch X41b4_sl and GTZ20b4_sl

Image
Raubfisch is an engine derived from Stockfish and Torpedo 1.1 XJR (private engine by Frank Karl Werner and Max Fehler) Rating JCER - 3390 Raubfisch X41b4 and GTZ20b4 - download for the site

Atlas 3.91 wins 3 League JCER edition 26, 2019.08.22 - 2019.08.24

Image
Temp 3' + 3" : Intel Core i5-8250U 7,9 GB Mem , 240  Tournament games ,  GUI-Fritz 15,   156.909 JCER games (01-05-2019) Book: Perfect 2018 , Table created - Scid vs PC

Xiphos - Analysis of JCER rating progress

Image
Progress Graph Version JCER Xiphos 0.5.4 3133 Xiphos 0.5.3 3067 Xiphos 0.5.2 3085 Xiphos 0.4.27 3120 Xiphos 0.4.24 3084 Xiphos 0.4.22 3033 Xiphos 0.4.20 3083 Xiphos 0.4.18 3073 Xiphos 0.4.14 3074 Xiphos 0.4.4 3047 Xiphos 0.4.2 3098 Xiphos 0.4 3074 Xiphos 0.3.18 2998 Xiphos 0.3.6 2992 Xiphos 0.3 2905 Xiphos 0.2.6 2876 Xiphos 0.2.5 2855 Xiphos 0.5.5 download

Chess engine: Reks ( Stockfish code)

Image
Reks - BMI2  Stockfish code. Tuning by Eugeniusz (Poland)   Reks - download from the site

Chess engine: Eman 3.93

Image
Eman - UCI Chess Engine (Stockfish variety) Eman 3.93 - download The link was removed due to an allegation by the Stockfish team of violating the GPL.

Bagatur 1.8 wins JCER Test new chess engines, 2019.08.14

Image
Temp 3' + 3" : Intel Core i7-4710MQ 7,9 GB Mem , 120  Tournament games ,  GUI- Arena 3.5.1 ,   156.909 JCER games (01-05-2019) Book: Perfect 2018 , Table created - Scid vs PC

Chess engine: AcquaD 3.9.1

Image
AcquaD  - UCI chess engine Author - Giovanni Di Maria Rating JCER=1358 AcquaD 3.9.1 - download

Chess engine: Jacksprat 1.0

Image
Jacksprat - winboard chess engine Rating JCER=1298 Author : Joshua Scholar Winboard chess engine written in C++ in a single file. Jacksprat 1.0  - download

Only for donors added: 24 chess engines and 1 book

Image
24 chess engines: AcquaD 3.8.5, AdaChess 3.6, Bagatur 1.8, BrainFish 190804, Cfish 040819, Chess22k 1.13, Dimitri 5.10, Durandal 0.0.2, Durandal 0.0.3, FabChess 1.9.1, Francesca 0.25, Googleplex Starthinker 1.6, Igel 1.8.3, Jumbo 0.7.0, Koedem 1.1.1, Micah 0.10, Raubfisch X41b_(sl)_and_GTZ20b_(sl), Raubfisch X41b1_(sl)_and_GTZ20b1_(sl), Raubfisch X41b2_(sl)_and_GTZ20b2_(sl), Raven 0.50, Stockfish 19073109, Stockfish 19082110, SugaR NN 31.07.2019, Xiphos 0.5.5. Book: Cerebellum_light 190804.

Chess engine: Stockfish 19082110

Image
Stockfish - UCI chess engine Interesting compiled by Vizvezdenec Late move reduction, captures and CUT nodes  Expand of Stefan Geschwentner's original idea: we always do LMR for captures at cutnodes.  Passed STC  LLR: 2.96 (-2.94,2.94) [0.50,4.50]  Total: 36026 W: 8122 L: 7779 D: 20125 Elo +3.31 Passed LTC  LLR: 3.22 (-2.94,2.94) [0.00,3.50]  Total: 133502 W: 22508 L: 21943 D: 89051 Elo +1.47 Rating JCER=3398 Stockfish 19082110 - download from the site

Chess engine: Raubfisch X41b2_sl and GTZ20b2_sl

Image
Raubfisch is an engine derived from Stockfish and Torpedo 1.1 XJR (private engine by Frank Karl Werner and Max Fehler) Rating JCER - 3390 Raubfisch X41b2_sl and GTZ20b2_sl - download from the site

Chess engine: Xiphos 0.5.5

Image
Xiphos - UCI chess engine Rating JCER=3133, Author: Milos Tatarevic This project is inspired by Garry Kasparov's "Deep Thinking: Where Machine Intelligence Ends and Human Creativity Begins." This fantastic book has evoked my childhood passion, computer chess. I was wondering how hard it could be to develop an engine strong enough to suppress the legendary Deep Blue, so I gave it a try. Xiphos 0.5.5 - download from the site

Chess engine: Dimitri 5.10

Image
Dimitri - winboard chess engine Homepage   Author - Luigino Viscione,  JCER rating=2316 Dimitri 5.10 - download  

Roc 1.0 wins JCER Test Tournament, 2019.08.12 - 2019.08.14

Image
Temp 3' + 3" : Intel Core i7-4710MQ 7,9 GB Mem , 168  Tournament games ,  GUI- Arena 3.5.1 ,   156.909 JCER games (01-05-2019) Book: Perfect 2018 , Table created - Scid vs PC

Chess engine: Googleplex Starthinker 1.6

Image
Googleplex Starthinker - UCI chess engine, Author - Tsoj Tsoj Googleplex Starthinker 1.6 - download  

Chess engine: Raven 0.50

Image
Raven is a chess engine written in C that uses the UCI protocol. New features: - Various minor speed ups, -  Faster move sorting by using selection sort instead of bubble sort, -  More eval terms, -  History pruning, -  Probcut, -  Static null move (reverse futility) pruning, -  Separate movegen for qsearch for faster movegen, -  Null move pruning, -  Internal iterative deepening, -  Transposition table in qsearch, -  Time extensions/reductions. Raven 0.50 download from the site

Nemorino 5.13 wins 2 League JCER edition 26, 2019.08.12 - 2019.08.14

Image
Temp 3' + 3" : Intel Core i5-8250U 7,9 GB Mem , 240  Tournament games ,  GUI- Arena 3.5.1 ,   156.909 JCER games (01-05-2019) Book: Perfect 2018 , Table created - Scid vs PC

Ethereal 11.56 wins JCER Test Tournament 2019.08.11 - 2019.08.12

Image
Temp 3' + 3" : Intel Core i7-4710MQ 7,9 GB Mem , 60  Tournament games ,  GUI- Arena 3.5.1 ,   156.909 JCER games (01-05-2019) Book: Perfect 2018 , Table created - Scid vs PC

Adachess 3.6 - winboard chess engine

Image
Adachess  - winboard chess engine Author -  Alessandro Iavicoli Rating JCER=1633 ⏩   Adachess 3.6 download from the site

RofChade 2.1 wins 1 League JCER edition 26, 2019.08.08 - 2019.08.10

Image
Temp 3' + 3" : Intel Core i5-8250U 7,9 GB Mem , 240  Tournament games ,  GUI- Arena 3.5.1 ,   156.909 JCER games (01-05-2019) Book: Perfect 2018 , Table created - Scid vs PC

Chess engine: Durandal 0.0.3 (only x32)

Image
Durandal - UCI chess engine Author: Roland Chastain Durandal 0.0.3 download

Raubfisch X41b1_sl wins Super League JCER edition 26, 2019.08.07 - 2019.08.09

Image
Temp 3' + 3" : Intel Core i7-4710MQ 7,9 GB Mem , 240  Tournament games ,  GUI-Fritz 15,   156.909 JCER games (01-05-2019) Book: Perfect 2018 , Table created - Scid vs PC

Today start Super League Chess Engines JCER - edition 26

Image
Good News! Today start:   Super League Chess Engines JCER - edition 26 . GUI - Fritz 15, Temp 3' + 3" Engines: Komodo 10 (free) Raubfisch X41b1 SugaR NN 310719 Stockfish 2019073109 Xiphos 0.5.4 Fizbo 2 Andscacs 0.95092 Roc 1.0 Fire 7.1 Booot 6.3.1 Gull 3.1 JV Ethereal 11.56 Strelka 6 x32 Equinox 3.30 Schooner 2.1 Laser 1.7 More

Chess engine: Fabchess 1.9.1

Image
Fabchess - UCI chess engine Author : Fabian von der Warth Fabchess 1.9.1 - download  

Stockfish 19073109 wins Top Tournament, 2019.08.05 - 2019.08.07

Image
Temp 3' + 3" : Intel Core i7-4710MQ 7,9 GB Mem , 120  Tournament games ,  GUI- Arena 3.5.1 ,   156.909 JCER games (01-05-2019) Book: Perfect 2018 , Table created - Scid vs PC

Chess engine: BrainFish 190804 and Cerebellum Light 190804

Image
Brainfish - UCI chess engine, JCER Rating=3408 From the author: Brainfish is a standard Stockfish chess engine extended by a general book format that is capable of handling a reduced part of Cerebellum, which is an innovative chess opening and playing book. In Brainfish, the book moves are only used in engine games, not in analysis mode. All moves in the published book Cerebellum_light.bin generated by Cerebellum were calculated by using Stockfish as analysis engine, without using statistics. Then those moves where recalulated by the Cerebellum Library using a graph algorithm that makes all scores in the library consistant. Consistant scores means for example, in case the starting position has a score of 0.2 and a best move is 1.e4, the position after 1.e4 must have the score -0.2. Additionally, some others properties are found, like the best main line of a position and possible Transitions. Hence, when Brainfish is playing moves that are in the Cerebellum book, it plays li

Stockfish 19072509 wins JCER Test new chess engines, 2019.08.02 - 2019.08.05

Image
Temp 3' + 3" : Intel Core i5-8250U 7,9 GB Mem , 420  Tournament games ,  GUI- Arena 3.5.1 ,   156.909 JCER games (01-05-2019) Book: Perfect 2018 , Table created - Scid vs PC

Cfish 040819 wins JCER Test new chess engines, 2019.08.02 - 2019.08.05

Image
Temp 3' + 3" : Intel Core i7-4710MQ 7,9 GB Mem , 380  Tournament games ,  GUI- Arena 3.5.1 ,   152.931 JCER games (01-05-2019) Book: Perfect 2018 , Table created - Scid vs PC

Chess engine: Cfish 2019-08-04

Image
CFish - UCI chess engine, Rating JCER=3421 "CFish ,  a port of Stockfish written in plain C by Ronald de Man, first published on GitHub in July 2016. Possibly inspired by the asmFish project to speed up Stockfish using a programming language closer to the machine, the purpose of CFish is to explore possible optimization issues of C versus C++ compilers" [Chess Programming Wiki]. CFish 2019-08-04 - download from the site

Chess engine: Raubfisch X41b1_sl and GTZ20b1_sl

Image
Raubfisch is an engine derived from Stockfish and Torpedo 1.1 XJR (private engine by Frank Karl Werner and Max Fehler) Rating JCER - 3390 Raubfisch X41b1 and GTZ20b1 - download from the site

Chess engine: AcquaD 3.8.5

Image
AcquaD  - UCI chess engine Author - Giovanni Di Maria Rating JCER=1358 AcquaD 3.8.5 - download

Chess engine: Stockfish 19073109

Image
Stockfish - UCI chess engine Interesting compiled by xoto10 Tune search constants  This is the result of a 200k tuning run at  which passed quickly at LTC:  LLR: 2.95 (-2.94,2.94) [0.50,4.50]  Total: 12954 W: 2280 L: 2074 D: 8600 Elo +5.53 STC failed, but second LTC at [0,4] passed easily:  LLR: 2.96 (-2.94,2.94) [0.00,4.00]  Total: 8004 W: 1432 L: 1252 D: 5320 Elo +7.81 Rating JCER=3398 Stockfish 19073109 - download from the site