Kreveta 2.2.2 - new version chess engine

Kreveta - UCI chess engine

Author: Zlomený Měsíc

Kreveta 2.2.2 what's new?

Changelog:

switched to lazy move ordering

faster movegen legality checks

capture history, minor & major piece corrections

instant recaptures in obvious positions

replaced guesstimated PSTs with tested PeSTO evaluation

NNUE network included in docs/ to allow builds

more convenient and user-friendly console interface

Playing strength improvements against Kreveta-2.2.1, using a small opening book:

STC 8+0.05s

Elo   | 112.1 +/- 20.6

Games | total: 1000, W: 579, L: 267, D: 154

Score | 0.656, LOS: 100.0 %

LTC 60+0.05s

Elo   | 116.8 +/- 19.8

Games | total: 1000, W: 553, L: 229, D: 218

Score | 0.662, LOS: 100.0 %

Kreveta 1.2.4 vs other engines:

Prune 2.2.0	0/4	-4	4 Games
PlentyChess 7.0.22	0/4	-4	4 Games
Halogen 15.23.0	0/4	-4	4 Games
Halogen 15.21.0	0/4	-4	4 Games
Wilted 1.0.0.0	0/4	-4	4 Games
CeeChess 2.2	0/4	-4	4 Games
Jackychess 25.09 JA	0/4	-4	4 Games
Critter 1.6a	0/4	-4	4 Games
Ynode 0219	0/4	-4	4 Games
Tarnished 4.0 dev.1137 JA	1/3	-1	3 Games
Algae 1.0 JA	2/2	+2	2 Games
Shark 2025-10-13	1.5/2	+1	2 Games
Reckless 0.9.0 dev.967b JA	0/2	-2	2 Games
Lc0 0.32.1	0/2	-2	2 Games
Moodle 0.10	0/2	-2	2 Games
Isa 4.5	0/2	-2	2 Games
Echekinator 1.0	0/2	-2	2 Games
Chessnix 1.0	0/2	-2	2 Games
Quirky 2.1	0/2	-2	2 Games
Tcheran 8.0	0/2	-2	2 Games
Vajolet2 Perspective v1 JA	0/2	-2	2 Games

Kreveta 2.2.2 download