Lux - UCI chess engine Rating CEDR=2675
Lux - is the chess engine dev's Library of Alexandria. Definitely go check it out.
Libraries
Chess package for C++: https://github.com/Disservin/chess-library
Chess package for C++: https://github.com/Disservin/chess-library
Lux 5.0 what's new?
Update ratings 7/14/2024 by @Sidhant-Roymoulik in #10
Update ratings 7/11/2025 by @Sidhant-Roymoulik in #12
feat: add evaluation benchmarking functionality and refactor uci_loop… by @Sidhant-Roymoulik in #13
tune eval using lichess-big3-resolved by @Sidhant-Roymoulik in #14
Chore/upgrade chess library by @Sidhant-Roymoulik in #15
Fix/pv truncation draw conditions by @Sidhant-Roymoulik in #16
fix: MSYS2 build environment for make dev and binary execution by @Sidhant-Roymoulik in #17
Fix/crashes and timeouts by @Sidhant-Roymoulik in #18
Feature/enable spsa tuning by @Sidhant-Roymoulik in #19
Lux 4.2 vs other engines:
| Lishex 1.1.1 | 3/6 | +0 | 6 games |
| Apotheosis 4.0.1 | 2.5/6 | -1 | 6 games |
| Spaghet BologNNese 1.0 | 0/6 | -6 | 6 games |
| Casanchess 0.8 JA | 3/5 | +1 | 5 games |
| Luna 2.0.0 | 2.5/5 | +0 | 5 games |
| Patricia 2.0.1 | 0.5/5 | -4 | 5 games |
| Shallow 5 | 0.5/5 | -4 | 5 games |
| Orion 1.0 | 0/5 | -5 | 5 games |
| Lynx 1.4.0 | 2.5/4 | +1 | 4 games |
| Supernova 2.4 | 2.5/4 | +1 | 4 games |
| Devel 4.0.2.3 | 1/4 | -2 | 4 games |
| Inanis 1.2.1 | 1/4 | -2 | 4 games |
| Lambergar 0.5.2 | 1/4 | -2 | 4 games |
| Simbelmyne 1.10.0 | 0.5/4 | -3 | 4 games |
| OliThink 5.10.5 | 0.5/4 | -3 | 4 games |
| Journeyman 2.1 | 0.5/4 | -3 | 4 games |
| Wize 1.0 | 0.5/4 | -3 | 4 games |
| Weiawaga 5.0 JA | 0.5/4 | -3 | 4 games |
| Rengar 2.1.1 | 0.5/4 | -3 | 4 games |
| Vengeance 3.0.0 | 0/4 | -4 | 4 games |
| Cadie 1.7 | 0/4 | -4 | 4 games |
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