Chess Engines Diary

Dear readers and friends of the Chess Engines Diary Team, Today, we're pleased to announce another update to the MEGA disk . As a bonus for our supporters, we have added a total of 40 new files , including chess engines, opening books, and games. Look: New Bonus Rules from the Chess Diary MEGA Dysk - update 30.10 .2025   (40 files added) Engines for Windows: (23 files):  Alexander 7.0.7z Amelia 0.15.7z Anduril 0.1 Dev.ea5a JA.7z Artemis 18.8TR sl Prime Hybrid.7z Bread Engine 2.0.0 JA.7z DarkSeid 6.9 Elite Edition.7z GnuChess 6.3.0 JA.7z Halogen 15.12.0.7z Ice4 6.1.7z Knightx 4.6a.7z Kreveta 1.1.1.7z Minke 3.0.0 JA.7z PlentyChess 7.0.12.7z Publius 1.2 dev.cde7.7z Revolution 2.81 071025.7z Revolution 2.90 231025.7z RustyKnight 2.1.7z Scoria 3.8.51.7z Solistafish Sep25 PB.7z Sting sf Black Hole 11.7z Thrawn 2.2 JA.7z Wordfish 2.81 071025.7z Wordfish 2.90 191025.7z MacOS (3 files):  BenBot-macos-15-clang.zip PlentyChess 7.0.12 for MacOS.7z Thrawn 2.2 JA for MacOS.7z Engines ...

We present to you eight new versions of chess engines for Android:  Anduril 0.1 Dev.ea5a JA, Bread Engine 2.0.0 JA, K2 1.0 alpha dev.9b2a JA, Minke 3.0.0 JA, Publius 1.2 dev.cde7, Senpai 2.0 JA, Shallow 5 dev.8483 JA, ShashChess 39.1 JA . Tests of these engines are coming soon. Chess engine for Android - Anduril 0.1 Dev.ea5a JA Rating CEDR=???? Anduril 0.1 Dev.ea5a JA for Android download 👉 see post Anduril 0.1 Dev.ea5a JA for Windows Chess engine for Android - Bread Engine 2.0.0 JA Rating CEDR=???? Bread Engine 2.0.0 JA for Android download 👉 see post Bread Engine 2.0.0 JA for Windows   Chess engine for Android - K2 1.0 alpha dev.9b2a JA Rating CEDR=2984 K2 1.0 alpha dev.9b2a JA for Android download 👉 see post K2 1.0 alpha dev.9b2a JA for Windows  Chess engine for Android - Minke 3.0.0 JA Rating CEDR=???? Minke 3.0.0 JA for Android download 👉 see post Minke 3.0.0 JA for Windows Chess engine for Android - Publius 1.2 dev.cd...

The Seagull 1.0 JA engine won Group E-10 of the TOP-64 Chess Engine League qualifiers. Schneckbert 3.0 JA took second place, and StoneChess 2024-09-13 took third.   CEDR   760.349 games download   (01.10.2025) 💾  Tournament download with 105 games 💻 Asus Zenbook, AMD Ryzen 9 6900HX, RAM 32,0 GB  🖬 GUI - Arena 👍 #chessenginesdiary Country - Poland, City -  Malbork   🕓 Time 3'+3" P Engine CEDR Score (Tie) Perf Chg +/-/= 1: Seagull 1.0 JA 2960 13.5 / 14 85.75 3114 +10 (+13 -0 =1) 2: Schneckbert 3.0 JA 2400 11.5 / 14 75.25 2733 +59 (+11 -2 =1) 3: StoneChess 2024-09-13 2349 9.0 / 14 48.00 2573 +43 (+8 -4 =2) 4: Byte-knight 3.0.0 2400 8.5 / 14 51.00 2551 +29 (+7 -4 =3) 5: Shuffle 5.2.0 JA 2450 8.0 / 14 42.25 2521 +14 (+7 -5 =2) 6: Tunguska 1.1 JA 2628 8.0...

  This is another tournament where Stockfish 17.1 tests a mid-range chess engine. This time, Integral 7.0.0-dev JA came out on top, followed by Obsidian dev-16.15 SE and Reckless 0.9.0 dev-162f5682 . GPU NVIDIA  RTX 3060 ti. GUI-Banksia, For Every Engine only 1 CPU and 512 Hashtables, Book - 4 GM mvs book,  6TBs. 🕒🕒Time 3'+3"    Tournament  download with 450 games   💾 All games CEDR  760.349 games download  (01.10.2025)   #chessenginesdiary  #Stockfish17.1 P Engine Score (Tie) +/-/= 1: Stockfish 17.1 49.5 / 90 2192.25 (+9 -0 =81) 2: Integral 7.0.0-dev JA 48.5 / 90 2150.25 (+7 -0 =83) 3: Obsidian dev-16.15 SE 47.5 / 90 2111.00 (+5 -0 =85) 4: Reckless 0.9.0 dev-162f5682 47.0 / 90 2100.00 (+5 -1 =84) 5: PlentyChess 7.0.12 JA 46.0 / 90 2058.00 (+4 -2 =84) 6: Alexandria 8.1.2 JA 45.5 / ...

PZChessBot 5.0 won group E09 of the TOP-64 chess engine league qualifiers. Beef 0.3.6 JA took second place, and Hardfiskur rev.98eab6f JA took third. These three engines advanced to group E08.   CEDR   760.349 games download   (01.10.2025) 💾  Tournament  download with 105 games 💻 Asus Zenbook, AMD Ryzen 9 6900HX, RAM 32,0 GB  🖬 GUI - Arena 👍 #chessenginesdiary Country - Poland, City -  Malbork   🕓 Time 3'+3" P Engine CEDR Score (Tie) Perf Chg +/-/= 1: PZChessBot 5.0 2400 13.0 / 14 81.25 2801 +56 (+12 -0 =2) 2: Beef 0.3.6 JA 2400 13.0 / 14 79.00 2801 +56 (+13 -1 =0) 3: Hardfiskur rev.98eab6f JA 2400 11.0 / 14 60.75 2609 +36 (+10 -2 =2) 4: Shallow Guess 0.4.0 2400 10.5 / 14 57.75 2572 +31 (+9 -2 =3) 5: Crab 4.6.3 JA 2400 10.5 / 14 53.50 2572 +3...

  PlentyChess -  A UCI chess engine with a neural network based evaluation. Rating Chess Engines Diary CEDR=3730 Very good news, as the pre-release version of the PlentyChess 7.0.12 engine has been released.It's worth noting that the previous version already claimed victory in the 1st league of chess engines—Chess Engines Diary—beating competitors like Stockfish! For the build to work on Windows, you need to install MinGW as well as the required packages (make, g++, pthread, etc.). Then you can use the makefile as you would on a unix system. PlentyChess 7.0.12 - what's new? This is a pre-release for the corresponding testruns  The new threat input NNUE architecture has been much improved, with stronger networks and a few speedups. For more information, refer to the previous prerelease. Binary Guide generic: Slowest ssse3: Slightly faster, requires a CPU with SSSE3 support fma: Faster, requires a CPU with FMA support avx2: Faster, requires a CPU with AVX2 support bmi2: F...

The Jackal 1.2.0 chess engine won the E08 group of the TOP-64 League qualifiers. Sentinel 2.0 JA took second place, and Drosophila 1.6 JA took third. These three engines advanced to the E07 group.   CEDR   760.349 games download   (01.10.2025) 💾  Tournament  download with 105 games 💻 Asus Zenbook, AMD Ryzen 9 6900HX, RAM 32,0 GB  🖬 GUI - Arena 👍 #chessenginesdiary Country - Poland, City -  Malbork   🕓 Time 3'+3" P Engine CEDR Score (Tie) Chg +/-/= 1: Jackal 1.2.0 2400 12.0 / 14 77.25 +67 (+11 -1 =2) 2: Sentinel 2.0 JA 2400 12.0 / 14 74.25 +67 (+11 -1 =2) 3: Drosophila 1.6 JA 2785 11.5 / 14 76.75 -3 (+10 -1 =3) 4: Belette 3.0.0 2400 9.5 / 14 53.25 +42 (+9 -4 =1) 5: Floyd 0.9 JA 2380 7.5 / 14 38.50 +27 (+6 -5 =3...

The   DOWNLOAD   page links are being sorted. We are adding new chess engine magpacks. They are still available for free on the dlsurf server - but you have to wait with the download. If you want to get faster access - become our sponsor, read the   DONORS   page. Chess Engines Diary Team Chess Engines Pack (Windows) A-1 A-2 A-3 A-4 A-5 A-6 A-7 A-8 A-9 A-? A-? B-1

  Solistafish Sep25 PB Stockfish derivative by Solista. Engine for normal analysis and gaming. Support for Polyglot books is implemented, as are the Slow Mover and Minimum Thinking Time features. Solistafish Sep25 PB download engine from page: https://solistachess.jimdosite.com/solista-news/

CorChess 20251005 won the elite chess engine tournament. ShashChess 39.1 JA took second place, while HypnoS 1.00 and Omega Explorer Oct25 tied for 3rd and 4th place. We experimentally added the Arcanum 2.7 engine to the tournament, but it performed poorly. More results coming soon.       CEDR   760.349 games download   (01.10.2025) 💾  Tournament  download with 480 games 💻 Dell G15 SE, i7-11800H RAM 16,0 GB  🖬 GUI - Fritz 17 👍 #chessenginesdiary Country - Poland, City -  Malbork   🕓 Time 3'+3" P Engine Score (Tie) +/-/= 1: CorChess 20251005 33.0 / 60 936.50 (+6 -0 =54) 2: ShashChess 39.1 JA 32.5 / 60 923.25 (+5 -0 =55) 3-4 HypnoS 1.00 32.0 / 60 920.75 (+4 -0 =56) 3-4 Omega Explorer Oct25 32.0 / 60 920.75 (+4 -0 =56) 5: BlackFish 270525 32.0 / 60 910.00 ...