New engine releases & news H2 2025

[Werner]

differences
0.4.0 option name SyzygyPath type string default <empty>readyokhashthreadssyzygypath.info
0.3.1 option name SyzygyPath type string default <empty>hashthreadssyzygypathinfo

crashes when path to syzygy is set, even in command prompt

[erashid]

Check out the latest build of DON chess engine here:
I uploaded to 3 servers.

1. mega
https://mega.nz/folder/Cc1zkbAR#bnycmCX38aGjK6YavnMWqw

2. pixeldrain
https://pixeldrain.com/l/63RvoeBu

3. mediafire
https://www.mediafire.com/folder/06ewg9vo8mfuj/DON

Changes in this build:
1. Improved Evaluation & speed-up.
2. Small cleanup and bug fixes.
3. Increased performance.

Please tell me if you want other builds also.
I uploaded the following ARCH for windows.

1 DON-AVX2
2. DON-BMI2
3. DON-AVXVNNI
4. DON-AVX512

Thanks

[Rebel]

Check out the latest build of DON chess engine here:
I uploaded to 3 servers.

1. mega
https://mega.nz/folder/Cc1zkbAR#bnycmCX38aGjK6YavnMWqw

2. pixeldrain
https://pixeldrain.com/l/63RvoeBu

3. mediafire
https://www.mediafire.com/folder/06ewg9vo8mfuj/DON

Changes in this build:
1. Improved Evaluation & speed-up.
2. Small cleanup and bug fixes.
3. Increased performance.

Please tell me if you want other builds also.
I uploaded the following ARCH for windows.

1 DON-AVX2
2. DON-BMI2
3. DON-AVXVNNI
4. DON-AVX512

Thanks

LOL, you want another warning ?

[Frank Quisinsky]

Hi there,

both programs now updated:

Cinder v0.4.1 (syzygy - fix)
Eleanor v3.0 (win AVX2 compile) works fine now.

Thanks to the programmers!

Best
Frank

[Frank Quisinsky]

Cwtch 4
by Colin Jenkins, Wales
https://github.com/op12no2/cwtch

[Frank Quisinsky]

Grail 1.0.0
by Jørgen Hanssen, Norway
https://github.com/jorgenhanssen/grail

[cristiv]

Sturddle 2.4.0

https://github.com/cristivlas/sturddle- ... -2.4.0.exe

Highlights:

• Added endgame tablebases support, SyzygyPath UCI parameter;

• Improved neural network design (changed modulation layer activation to linear from ReLU, added game phase aware sublayers in the accumulator.

[Frank Quisinsky]

Prune 3.0.0
by Thomas GIROLAMI, Joachim BIENVENUE, France
https://github.com/tgirolami09/Prune