ChessTubeTree

Last Update: 6 April 2026

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CCRL 40/40

CCRL Blitz

SP-CC

Ipman

CEGT

Note: Ratings are shown as Original (Scaled). Due to scalability differences, the base ratings from CCRL 40/40 and CEGT are multiplied by 1.05, and Ipman by 1.06 prior to applying these weights.

#	Main Rating	Engine Name	Family Filter	Access Filter	Source Filter	Language Filter	Eval Type Filter	Release Year Filter	CCRL 40/40	CCRL Blitz	SP-CC	Ipman	CEGT

About & Credits

ChessTubeTree provides a normalized, weighted average of the world's leading chess engine rating pools.

Special thanks to the maintainers of CCRL, SP-CC, Ipman Chess, and CEGT for their tireless testing and contribution to the computer chess community.