Yakka - UCI chess engine.
Author: CJDalrymple, Rating Chess Engines Diary CEDR=2894
Yakka is a Chess Engine writen in object pascal (Delphi) that implements the Universal Chess Interface (UCI) protocol.
It is recommended to use a Chess GUI application such as Arena, Banksia GUI Cute Chess.
This project is licenced under the MIT Licence
Future Endevours (TODO)
In no particular order:
- Much experimenting / tweaking
- MultiPV
- Pondering
- Singular Extensions
- Endgame Tablebases
- NNUE
v.1.2:
Yakka v1.2
8 Feb 2025 release.
Multiple bug fixes & improvements. Changed evaluation from HCE to NNUE.
You can download the precompiled Windows executable: 'Yakka v1.2 x64.exe'
This will run on x86-64 CPU's which support the BMI2 and AVX2 instruction sets.
Yakka 1.1 vs other engines:
| Eveann 1.73 | 8.5/10 | +7 | 10 Games |
| Seawall 20240926 | 2.5/10 | -5 | 10 Games |
| Amelia 0.12 | 8/8 | +8 | 8 Games |
| Purple Panda 18 | 8/8 | +8 | 8 Games |
| Sapling 1.1.1 | 1.5/8 | -5 | 8 Games |
| Dirty | 1.5/8 | -5 | 8 Games |
| Neuromancer 1.5 | 7/7 | +7 | 7 Games |
| Belette 3.0.0 | 2.5/7 | -2 | 7 Games |
| StoneChess 2024-09-13 | 5/5 | +5 | 5 Games |
| Camel 1.6.0 | 5/5 | +5 | 5 Games |
| Chessplusplus 1.2.0 | 5/5 | +5 | 5 Games |
| Halcyon 1 | 5/5 | +5 | 5 Games |
| Shuffle 5.2.0 | 4.5/5 | +4 | 5 Games |
| Thrawn 2.1 | 4.5/5 | +4 | 5 Games |
| ChessMaster 2023 | 3/4 | +2 | 4 Games |
| Stockfish 17 | 0/4 | -4 | 4 Games |
| YuliGM Strong 180824 | 0/4 | -4 | 4 Games |
| Zagreus 5.0 | 3/3 | +3 | 3 Games |
| Jence 1.0.2 | 3/3 | +3 | 3 Games |
| Kobol 1.1 | 3/3 | +3 | 3 Games |
| Albatros 1.0.0 | 2.5/3 | +2 | 3 Games |
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