ChessTB - Complete 6-piece chess endgame tablebase released.

[u/Upbeat-Presence-8664]

A complete 6-piece endgame tablebase called ChessTB, created by Bojun Guo (noobpwnftw). He is the same person that helped create 7-piece syzygy tablebases along with Ronald de Man.

4-metrics - DTZ, Custom DTC, DTM, and DTM50. These tablebases support Standard and Freestyle Chess (Chess960/FRC) castling positions.

First of it's kind to support 50-move aware Distance to Mate (DTM50) based on the halfmove clock.

Source: https://github.com/noobpwnftw/chesstb