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Open source neural network chess engine with GPU acceleration and broad hardware support.

C++ 3.2k 601
For code etc relating to the network training process.

Python 187 143
The executable that communicates with the server to run selfplay games locally and upload results

Go 74 42
The code running the website, as well as distributing and collecting training games

Go 45 26
data shared between repos

12 22

Showing 10 of 14 repositories

LeelaChessZero/OpenBench's past year of commit activity

Python
2
GPL-3.0
269 0 1
Updated Aug 12, 2026
lczero-training Public
For code etc relating to the network training process.

LeelaChessZero/lczero-training's past year of commit activity
LeelaChessZero/lczero.org's past year of commit activity
lc0 Public
Open source neural network chess engine with GPU acceleration and broad hardware support.

LeelaChessZero/lc0's past year of commit activity
lczero-client Public
The executable that communicates with the server to run selfplay games locally and upload results

LeelaChessZero/lczero-client's past year of commit activity
LeelaChessZero/lczero-common's past year of commit activity

12 22 1 3
Updated Sep 11, 2025
LeelaChessZero/lczero-live's past year of commit activity

TypeScript
7 2 3 1
Updated Dec 2, 2024
LeelaChessZero/MHATest's past year of commit activity

C++
0
GPL-3.0
1 0 0
Updated Mar 4, 2023
lc0-tui Public
Terminal based user interface for lc0

LeelaChessZero/lc0-tui's past year of commit activity

Python
7 7 0 0
Updated Jul 29, 2022
lczero-server Public
The code running the website, as well as distributing and collecting training games

LeelaChessZero/lczero-server's past year of commit activity

Go
45 26 8 3
Updated Oct 21, 2021