Chess Engines Diary

Stockfish - UCI chess engine, compiled by Moez Jellouli Rating JCER=3282 Timestamp: 1590437713 Remove attacked pawns from storm evaluation STC: LLR: 2.96 (-2.94,2.94) {-0.50,1.50} Total: 54456 W: 11009 L: 10737 D: 32710 Elo +1.74 Ptnml(0-2): 929, 6326, 12523, 6444, 1006 https://tests.stockfishchess.org/tests/view/5ec962e4404591b2793008a5 LTC: LLR: 2.94 (-2.94,2.94) {0.25,1.75} Total: 62448 W: 9018 L: 8664 D: 44766 Elo +1.97 Ptnml(0-2): 462, 5928, 18121, 6220, 493 https://tests.stockfishchess.org/tests/view/5ec976a8a586eee45aa2ab40 Non regression STC with "noob_3moves.epd" opening book LLR: 3.81 (-2.94,2.94) {-1.50,0.50} Total: 91896 W: 17770 L: 17653 D: 56473 Elo +0.44 Ptnml(0-2): 1598, 10782, 21124, 10793, 1651 https://tests.stockfishchess.org/tests/view/5ec9b83ea586eee45aa2ab96 Bench 4488597 Stockfish 20052522  download mirror

Congratulations to the winners! 🥇 Excalibur - Author: Jim Fan, 🥈 Gnuchess 6.2.5 - Authors: Chua Kong Sian, Stuart Cracraft, Lukas Geyer, Simon Waters, Michel Van den Bergh, 🥉 Rotor 0.8 - Author: Jan Brouwer. Temp 3'+3" Intel i7-4710MQ 7,9 GB GUI  Arena 3.5.1 Book  Perfect 2019 All JCER games  87.409 Table created  Scid vs PC Tournament:   182 games

35 chess engines (among them: stockfish, komodo, ethereal, brainfish) Book : DON lite2 and  RanomiSmall. GUI :  Banksia 0.25 and  Nibbler 1.3.7. ================================================   Full acces to the folder: CHESS ENGINES - about 3000 files! If you do not want to wait a long time for download donate a minimum of 15$, enter your email - you will gain full access to the folder with chess engines and games, tables, etc. My email: jotes@go2.pl

Congratulations to the winners! 🥇 Spark 1.0 - Author: Allard Siemelink, 🥈 Discocheck 5.2.1 - Author: Lucas Braesch, 🥉 ECE 20.1 - Author: Luigino Viscione. All files (games, tables and engines) - download from page Temp 3'+3" Intel i5-8250U 7,9 GB GUI  Arena 3.5.1 Book  Perfect 2019 All JCER games  87.409 Table created  Scid vs PC Tournament:   210 games

OpenTal - UCI chess engine Rating Chess Engines Diary CEDR=2913 Author - Paweł Kozioł OpenTal is an open source UCI chess engine that emulates weird and wonderful chess of "the wizard of Riga" - Mikhail Tal. It is based on Rodent, and probably plays at 2500-2600 Elo level. The exquisite tuner of chess engines, Brendan J. Norman, transformed all the missing rating points into pure style. OpenTal will sacrifice material, turning the chess board into a world of chaos, and will mount a reletless pressure on its opponent's position. Against decent engines, OpenTal will overpress and lose. However, it is not meant to play against engines. It is meant to play against you. Install it under Winboard or Arena, and go against one of the greatest attackers of all time. No tweaks, no options, only Tal inside! OpenTal has a couple of quirks. You can supply it with a modern opening book, but it will consult internal book made out of Tal's games first. Its evaluations are notori...

Stockfish - UCI chess engine, compiled by ElbertoOne Rating JCER=3282 Timestamp: 1590264614 Remove and replace DoubledIsolated penalty by Doubled The values for both penalties were very close, so DoubledIsolated can be removed and replaced by Doubled. Passed STC (simplification): https://tests.stockfishchess.org/tests/view/5ec7c18e2a585b485af54407 LLR: 2.97 (-2.94,2.94) {-1.50,0.50} Total: 105360 W: 20175 L: 20136 D: 65049 Elo +0.13 Ptnml(0-2): 1803, 12230, 24572, 12275, 1800 Passed LTC: LLR: 2.94 (-2.94,2.94) {-1.50,0.50} Total: 15440 W: 1978 L: 1877 D: 11585 Elo +2.27 Ptnml(0-2): 92, 1405, 4667, 1422, 134 Bench: 4668875 Stockfish 20052322 ElbertoOne  download mirror

Temp 3'+3" Intel Core i3-3217U 3 ,9 GB GUI  Arena 3.5.1 Book  Perfect 2019 All JCER games  87.409 Table created  Scid vs PC Tournament:   312 games All files (games, tables and engines) -  download from page

Nibbler  is a real-time analysis GUI for Leela Chess Zero (Lc0), which runs Leela in the background and constantly displays opinions about the current position.  You can also compel the engine to evaluate one or more specific moves. Nibbler is loosely inspired by Lizzie. Nibbler 1.3.7 for Windows download mirror All files (games, tables and engines) -  download from page

Stockfish - UCI chess engine, compiled by Fauzi Akram Rating JCER=3282 Timestamp: 1590264386 Queen Mobility Tweak It's ok to have low mobility values for the Queen in the middlegame, but it's absolutely not ok to have low mobility values for the Queen in the endgame. Decrease penalty for bad mobility in MG and increase it in EG. STC: LLR: 2.93 (-2.94,2.94) {-0.50,1.50} Total: 17264 W: 3424 L: 3206 D: 10634 Elo +4.39 Ptnml(0-2): 279, 2004, 3893, 2132, 324 https://tests.stockfishchess.org/tests/view/5ec8f9c1526edcbe9091eba1 LTC: LLR: 2.94 (-2.94,2.94) {0.25,1.75} Total: 175016 W: 22071 L: 21404 D: 131541 Elo +1.32 Ptnml(0-2): 1195, 15796, 52914, 16353, 1250 https://tests.stockfishchess.org/tests/view/5ec9057c404591b2793007df Bench: 4487054 Stockfish 20052322  download mirror