.CBM file extension

This is the basic program to work with .CBM extension

ChessBase Light 2007 ChessBase Database

The program works with the following extensions: cbm, ctg, cbp, cto, cbt, pgi, cbv, pgn, cbz, cib, cit, ck1, cbs, ck2, cko, ck3, cba, ckn, cbb, cp1, cbc, cp2, cbe, cp3, cbf, cpn, cpo, cbh, ctb and cbgi

.CBM extension is also supported by the following programs:

ChessBase 9 ChessBase Database

ChessBase ChessBase Database

ChessBase 13 is a personal, stand-alone chess database.

ChessBase Reader ChessBase Database

Open chess games database files and play through the games.