Command.dat (non officiel) (22/12/2009) is released. The command.dat is a file that allows you to view, among other things, the individual command lists for your favorite fighting game characters. With the command.dat, you can have an in game instruction manual to essentially every game that MAME supports.

Command.dat (non officiel) (22/12/2009) Changelog:
:Added:
Ehrgeiz, Heaven's Gate, Killer Instinct (SNES bootleg), Mace - The Dark Age, Soul Calibur, Suikoenbu, Super Street Fighter II (MegaDrive bootleg), Superior Soldiers, The Killing Blade, Time Killers
:Re-Added and Corrected:
Mortal Kombat 4
:Corrected:
Art of Fighting 2, Fatal Fury Special, Galaxy Fight

Download: Command.dat (non officiel) (22/12/2009)
Source:Here