https://github.com/Yoshie2000/PlentyChe ... g/b-v8.0.0
https://github.com/JonathanHallstrom/pa ... s/tag/v2.0
https://github.com/Ciekce/Stormphrax/releases
compile, please
New J.A Compiles
Moderator: Ras
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SlonoSlonar
- Posts: 36
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- Full name: Pavel Podlozniy
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jshriver
- Posts: 1395
- Joined: Wed Mar 08, 2006 9:41 pm
- Location: Morgantown, WV, USA
Re: New J.A Compiles
Thank you very much!Jim Ablett wrote: ↑Tue Jun 30, 2026 2:24 pm
https://github.com/ATheofanis/aspen-chess
Aspen 2.3.0 by ATheo Fanis
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Jim Ablett
- Posts: 2538
- Joined: Fri Jul 14, 2006 7:56 am
- Location: London, England
- Full name: Jim Ablett
Re: New J.A Compiles
Fixed it, wasn't net file problem, just alignment issue and dotprod onlyJim Ablett wrote: ↑Mon Jun 29, 2026 11:54 amYes, others have reported android build not working correctly. Net file doesn't work right for android. I can't fix it.Joseph wrote: ↑Mon Jun 29, 2026 11:31 amHi jim,Jim Ablett wrote: ↑Sun Jun 28, 2026 6:30 pm
https://github.com/cosmobobak/viridithas
Viridithas 20.0.0 by Cosmo Bobak
Viridithas 20.0.0 64 JA
Windows/Linux & Android profiled builds
Proton link:
https://drive.proton.me/urls/FT6MTDSJQR#SCHDFaI7jGu5
Smash link:
https://fromsmash.com/Viridithas20JA
Jim.
Could you confirm viridithas 20 android build doing unsual moves, I tested it using droidfish on computer vs. Computer mode.
1. c4 c5 2. Qa4 Nc6 3. b3 Qb6 4. Na3 Qb4 5. Qxb4 Nxb4 6. e3 b6 7. Nf3
Thanks.
Joseph.
Jim.
Updated download package with working Android dotprod build.
Android only download package:
https://drive.proton.me/urls/F7GJAPKR5G#qctVKywjrzOG
Full download package with Android update.
Proton link:
https://drive.proton.me/urls/FT6MTDSJQR#SCHDFaI7jGu5
Smash link:
https://fromsmash.com/Viridithas20-64JA
Jim.
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Chacal X
- Posts: 135
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- Full name: flavio thomazini
viridithas_20_64_ ja.zip
Hello Jim,
Viridithas_20_64 isn't loading with SSE41 and SSE3; would it be possible to compile it for AVX (not AVX2)?
Thanks,
Flavio/
Viridithas_20_64 isn't loading with SSE41 and SSE3; would it be possible to compile it for AVX (not AVX2)?
Thanks,
Flavio/
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Jim Ablett
- Posts: 2538
- Joined: Fri Jul 14, 2006 7:56 am
- Location: London, England
- Full name: Jim Ablett
Re: viridithas_20_64_ ja.zip
I managed to get an avx compile running by adding dedicated avx intrinsic code but engine plays really badly.
I could probably get it running correctly if I worked on it for about a month but it's too much work for me.
Engine's code is just not designed to run on older cpus.
Jim.
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Ciekce
- Posts: 216
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- Full name: Conor Anstey
Re: New J.A Compiles
is there something my official builds are missing? other than android, I supposeSlonoSlonar wrote: ↑Tue Jun 30, 2026 5:02 pm https://github.com/Ciekce/Stormphrax/releases
compile, please
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Jim Ablett
- Posts: 2538
- Joined: Fri Jul 14, 2006 7:56 am
- Location: London, England
- Full name: Jim Ablett
Re: New J.A Compiles
Your official builds are very fast. Nothing to be gained by me compiling those, just Android and SSE4 needed.Ciekce wrote: ↑Wed Jul 01, 2026 10:35 pmis there something my official builds are missing? other than android, I supposeSlonoSlonar wrote: ↑Tue Jun 30, 2026 5:02 pm https://github.com/Ciekce/Stormphrax/releases
compile, please
Jim.
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Joseph
- Posts: 50
- Joined: Tue Jul 02, 2024 1:53 pm
- Full name: Joseph Masa
Re: New J.A Compiles
Jim Ablett wrote: ↑Wed Jul 01, 2026 11:00 amFixed it, wasn't net file problem, just alignment issue and dotprod onlyJim Ablett wrote: ↑Mon Jun 29, 2026 11:54 amYes, others have reported android build not working correctly. Net file doesn't work right for android. I can't fix it.Joseph wrote: ↑Mon Jun 29, 2026 11:31 amHi jim,Jim Ablett wrote: ↑Sun Jun 28, 2026 6:30 pm
https://github.com/cosmobobak/viridithas
Viridithas 20.0.0 by Cosmo Bobak
Viridithas 20.0.0 64 JA
Windows/Linux & Android profiled builds
Proton link:
https://drive.proton.me/urls/FT6MTDSJQR#SCHDFaI7jGu5
Smash link:
https://fromsmash.com/Viridithas20JA
Jim.
Could you confirm viridithas 20 android build doing unsual moves, I tested it using droidfish on computer vs. Computer mode.
1. c4 c5 2. Qa4 Nc6 3. b3 Qb6 4. Na3 Qb4 5. Qxb4 Nxb4 6. e3 b6 7. Nf3
Thanks.
Joseph.
Jim.
Updated download package with working Android dotprod build.
Android only download package:
https://drive.proton.me/urls/F7GJAPKR5G#qctVKywjrzOG
Full download package with Android update.
Proton link:
https://drive.proton.me/urls/FT6MTDSJQR#SCHDFaI7jGu5
Smash link:
https://fromsmash.com/Viridithas20-64JA
Jim.
Viridithas 20 works fine now on my android phone
Thanks a lot Jim
Joseph.
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Arzam
- Posts: 2
- Joined: Sat Jun 13, 2026 6:29 am
- Full name: Arzam Sabd
Re: New J.A Compiles
Hi jim,
Can you take a look and if you can give some help?;
https://github.com/kevlu8/PZChessBot/issues/350
William, one of the developers of pzchessbot asking a guide on how to compile pzchessbot for android.
your help means a lot to us. Thanks jim.
Arzam.
Can you take a look and if you can give some help?;
https://github.com/kevlu8/PZChessBot/issues/350
William, one of the developers of pzchessbot asking a guide on how to compile pzchessbot for android.
your help means a lot to us. Thanks jim.
Arzam.
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Jim Ablett
- Posts: 2538
- Joined: Fri Jul 14, 2006 7:56 am
- Location: London, England
- Full name: Jim Ablett
Re: viridithas_20_64_ ja.zip
I kept working on it.Jim Ablett wrote: ↑Wed Jul 01, 2026 10:18 pmI managed to get an avx compile running by adding dedicated avx intrinsic code but engine plays really badly.
I could probably get it running correctly if I worked on it for about a month but it's too much work for me.
Engine's code is just not designed to run on older cpus.
Jim.
It was dificult because engine's written in Rust
Virdithas 2.0 64 JA builds for old cpus (AVX1-SSE4-SSE3)
Windows & Linux builds
Proton link:
https://drive.proton.me/urls/9TQWRG3790#Gqag0sKq01Jt
Smash link:
https://fromsmash.com/Viridithas20OLDCPUSJA
Jim.

