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Showing posts from April, 2017

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Chess engine: Klasman

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Klasman - download

Chess engine: Dimitri WBE 3.0.1

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Dimitri WBE - winboard chess engine Homepage Dimitri:  simple wiboard chess engine. Author -  Luigino Viscione Dimitri WBE 3.0.1 - download

Napoleon 1.7 - UCI chess engine. New version!

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Napoleon - UCI chess engine Homepage JCER Rating=1876 Napoleon 1.7 download

Bagatur 1.5 - UCI chess engine. New version!

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Bagatur  - UCI chess engines Author :  Krasimir I. Topchiyski  Website Bagatur Rating JCER=2092   Bagatur 1.5 download

Klasman wins JCER Test Tournament, 2017.04.25 - 2017.04.28

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Tournament :JCER Test Tournament, 2017.04.25 - 28 Temp : 3'+ 3" Hardware : Intel Core i7-4710MQ CPU @ 2.50GHz with 7,9 GB Memory System : Windows 10 x64 342 Tournament games download Book : Perfect 2016 161.651 JCER Games download (until 31.12.2016) GUI : Arena 3.5.1 15.913 JCER games download (from 01.01.2017) Table created : Scid vs PC Games, engines, book - download JCER League

Stockfish 17042905_voyager - new version!

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Stockfish , chess engine UCI Leader rating list JCER = 3405 πŸ”¬ Author:  VoyagerOne  More: Timestamp: 1493437245  Don't do InCheck Pruning at the root of QS  STC:  LLR: 2.96 (-2.94,2.94) [0.00,5.00]  Total: 34603 W: 6441 L: 6167 D: 21995  LTC:  LLR: 2.97 (-2.94,2.94) [0.00,5.00]  Total: 24474 W: 3274 L: 3076 D: 18124  Bench: 5934421  Closes #1089  ⭐⭐⭐    Stockfish 17042905_voyager - download

Shark 170424 (Stockfish clone)

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Previous version chess engine Shark   JCER=3392 Shark 170424 download

Stockfish 17042905_rocky - new version!

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Stockfish , chess engine UCI Leader rating list JCER = 3405 πŸ”¬ Author:  Rocky640  More: Timestamp: 1493437083  Remove cap in kingDanger initialization  Passed STC  http://tests.stockfishchess.org/tests/view/58fd53be0ebc59035df33eb5  LLR: 2.95 (-2.94,2.94) [-3.00,1.00]  Total: 52048 W: 9397 L: 9329 D: 33322  Passed LTC  http://tests.stockfishchess.org/tests/view/58ff9e0a0ebc59035df33f5c  LLR: 2.95 (-2.94,2.94) [-3.00,1.00]  Total: 35382 W: 4650 L: 4549 D: 26183  Bench: 5872717  Closes #1087  ⭐⭐⭐    Stockfish 17042905_rocky - download

Orka 170424 (Stockfish clone) - new version

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Previous version chess engine Orka   Rating JCER=3368 Orka 170424 - download

Stockfish 17042905_Costalba - new version!

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Stockfish , chess engine UCI Leader rating list JCER = 3405 πŸ”¬ Author:  Marco Costalba More: Timestamp: 1493436810  Retire the misdesigned StepAttacks[] array.  StepAttacks[] is misdesigned, the color dependance is specific  to pawns, and trying to generalise to king and knights, proves  neither useful nor convinient in practice.  So this patch reformats the code with the following changes:  - Use PieceType instead of Piece in attacks_() functions  - Use PseudoAttacks for KING and KNIGHT  - Rename StepAttacks[] into PawnAttacks[]  Original patch and idea from Alain Savard.  No functional change.  Closes #1086  ⭐⭐⭐    Stockfish 17042905_costalba - download

Chess engine: Gandalf 7

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Gandalf 7 - download

Stockfish 17042905 - new version!

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Stockfish , chess engine UCI Leader rating list JCER = 3405 πŸ”¬ Author:  Joost VandeVondele More: Timestamp: 1493436544  Copy killers in the movepicker  ss->killers can change while the movepicker is active.  The reason ss->killers changes is related to the singular  extension search in the moves loop that calls search<>  recursively with ss instead of ss+1,  effectively using the same stack entry for caller and callee.  By making a copy of the killers,  the movepicker does the right thing nevertheless.  Tested as a bug fix  STC:  http://tests.stockfishchess.org/tests/view/58ff130f0ebc59035df33f37  LLR: 2.95 (-2.94,2.94) [-3.00,1.00]  Total: 70845 W: 12752 L: 12716 D: 45377  LTC:  http://tests.stockfishchess.org/tests/view/58ff48000ebc59035df33f3d  LLR: 2.96 (-2.94,2.94) [-3.00,1.00]  Total: 28368 W: 3730 L: 3619 D: 21019  Bench: 6465887  Closes #1085  ⭐⭐⭐    Stockfish 17042905 - download

Arasan 20.1 UCI chess engines (Windows, Linux, Mac) and GUI. New version

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Arasan  - UCI engines (and GUI) Author :  Jon Dart Previous version chess engine Arasan   JCER Rating  old version: 2920 Arasan 20.1 (engin UCI, Mac, Linux and GUI) download

Stockfish 17042602_snicolet - new version!

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Stockfish , chess engine UCI Leader rating list JCER = 3405 πŸ”¬ Author:  snicolet More: Timestamp: 1493168269  Avoid misuse of StepAttacksBB for pawns  Make it explicit that first index of StepAttacksBB is a piece, not a piece type.  No functional change  Closes #1083    ⭐⭐⭐    Stockfish 17042602_snicolet - download

Roc 0.2 wins 8 League JCER edition 02/2017, 2017.04.20 - 2017.04.25,

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Tournament : 8 League JCER edition 02/2017, 2017.04.20 - 25,  Temp : 3'+ 3" Hardware : Intel Core i5-4460 CPU @ 3.20GHz with 7,9 GB Memory System : Windows 10 x64 760 Tournament games download Book : Perfect 2016 161.651 JCER Games download (until 31.12.2016) GUI : Arena 3.5.1 15.913 JCER games download (from 01.01.2017) Table created : Scid vs PC Games, engines, book - download JCER League

Smarthink - new website

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screen Smarthink website

Stockfish 17042602 - new version!

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Stockfish , chess engine UCI Leader rating list JCER = 3405 πŸ”¬ Author:  Joost VandeVondele More: Timestamp: 1493166096  Zero unused constant  No functional change  Closes #1081    ⭐⭐⭐    Stockfish 17042602 - download

Chess engine: Chess22k 1.3

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Chess22k 1.2 - UCI (java) chess engine Homepage Chess22k 1.3 - download

Chess engines: asmFish 2017-04-26 and PedantFish 2017.04.26

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asmFish 2017-04-26 - download   asmFish : trim off the cruft in official stockfish and make a lean and mean chess engine. It is 99.9% official  stockfish  as there are some inconsequential functional differences in official that were deemed too silly to put into  asmFish . pedantFish : match bench signature of official  stockfish  to catch search/eval bugs more easily. PedantFish 2017.04.26 - download

Embla 0.9.9 - UCI chess engine. New version

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Embla  - UCI chess engine Author - Folkert van Heusden Rating JCER=1729   Embla 0.9.9 - download

Schooner 1.7, winboard chess engine. New version

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Schooner-Chess  - winboard chess engine Homepage Author -   Dennis Sceviour Schooner 1.7 - download

Stockfish 17042409 - new version!

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Stockfish , chess engine UCI Leader rating list JCER = 3405 πŸ”¬ Author:  Marco Costalba More: Timestamp: 1493020184  Assorted code style issues  I have removed the check for  pieceCount[PAWN] > FILE_NB  because totally useless.  No functional change.  ⭐⭐⭐    Stockfish 17042409 - download

First Test Wasp 2.0, 2017.04.22 - 2017.04.23

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Engine Jcer Score Wasp 2.0 Chg +/-/= 1: Wasp 2.0 2751 41.5 / 100 XXXXXXXXXX +90 (+26 -43 =31) 2: Houdini 1.5a x64 3080 9.0 / 10 11=111=111 +2 (+8 -0 =2) 3: Andscacs 0.90 3083 8.5 / 10 1=11111==1 -3 (+7 -0 =3) 4: Fritz 15 3035 8.0 / 10 =1=1110111 -4 (+7 -1 =2) 5: Fizbo 1.9 3123 8.0 / 10 1110111011 -9 (+8 -2 =0) 6: Crafty 25.2 x64 2838 7.5 / 10 =11=1=11== +13 (+5 -0 =5) 7: Arasan 20 2920 6.5 / 10 ===01=11=1 -8 (+4 -1 =5) 8: EXchess 7.97b 2802 3.5 / 10 =00=0==10= -23 (+1 -4 =5) 9: Wasp 1.25 2751 3.5 / 10 =10==00==0 -15 (+1 -4 =5) 10: Amoeba 2.4 2637 2.5 / 10 0=000001== -9 (+1 -6 =3) 11: Ethereal 8.12 2463 1.5 / 10 0000010=00 +0 (+1 -8 =1) Tournament : First Test Wasp 2

Stockfish 17042317_VandeVondele - new version!

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Stockfish , chess engine UCI Leader rating list JCER = 3405 πŸ”¬ Author:  Joost VandeVondele More: Timestamp: 1492961875  Sort moves partially: linear depth dependence  STC: http://tests.stockfishchess.org/tests/view/58f98d260ebc59035df33d5e  LLR: 2.96 (-2.94,2.94) [0.00,5.00]  Total: 58958 W: 10862 L: 10485 D: 37611  LTC: http://tests.stockfishchess.org/tests/view/58fa45d40ebc59035df33d86  LLR: 2.95 (-2.94,2.94) [0.00,5.00]  Total: 18607 W: 2427 L: 2251 D: 13929  Bench: 6065528  Closes #1079  ⭐⭐⭐    Stockfish 17042317_VandeVondele - download

Rivista Scacchi n.56

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Rivista Scacchi n.56 - pdf file

Stockfish 17042317 - new version!

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Stockfish , chess engine UCI Leader rating list JCER = 3405 πŸ”¬ Author:  IIvec  More: Timestamp: 1492959843  King safety parameters improved  STC:  LLR: 2.97 (-2.94,2.94) [0.00,4.00]  Total: 58648 W: 10883 L: 10524 D: 37241  LTC:  LLR: 2.95 (-2.94,2.94) [0.00,4.00]  Total: 52546 W: 7131 L: 6844 D: 38571  Bench 6121479  Closes #1078  ⭐⭐⭐    Stockfish 17042317 - download

Taltos rev118 wins 7 League JCER edition 02/2017, 2017.04.13 - 2017.04.20

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Tournament :7 League JCER edition 02/2017, 2017.04.13 - 20 Temp : 3'+ 3" Hardware : Intel Core i5-4460 CPU @ 3.20GHz with 7,9 GB Memory System : Windows 10 x64 760 Tournament games download Book : Perfect 2016 161.651 JCER Games download (until 31.12.2016) GUI : Arena 3.5.1 15.913 JCER games download (from 01.01.2017) Table created : Scid vs PC Games, engines, book - download JCER League

The Tarrasch Chess GUI - new version: Tarrasch 3.02a,

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Tarrasch  is an extremely easy to use free chess program for Windows. Tarrasch  comes with free chess engines, so you get everything you need to enjoy computer chess with one simple free download. Tarrasch  is designed to to make it as easy as possible to perform some basic chess activities; Play a game against a chess engine, with either color, from any position, with a time handicap if desired. Setup an arbitrary position and get the engine to analyse that position. View and play through the analysis provided by the engine. Create and edit .pgn files (standard chess documents). Enter variations easily (just make moves anywhere). Enter and edit comments easily (just click anywhere and start typing). Promote and demote variations and even comments (so comments can change to moves and vice-versa – great for picking text off a website).. News -  Tarrasch 3.02 This version is a bug fix release, correcting all problems discovered in the first quarter of 2017. Sadly this includes some

Stockfish 17042316 - new version!

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Stockfish , chess engine UCI Leader rating list JCER = 3405 πŸ”¬ Author: Joost VandeVondele  More: Timestamp: 1492959568  Use int instead of Value for history related stats.  history related scores are not related to evaluation based scores.  For example, can easily exceed the range -VALUE_INFINITE,VALUE_INFINITE.  As such the current type is confusing, and a plain int is a better match.  tested for no regression:  STC:  LLR: 2.95 (-2.94,2.94) [-3.00,1.00]  Total: 43693 W: 7909 L: 7827 D: 27957  No functional change.  Closes #1070  ⭐⭐⭐    Stockfish 17042316 - download