From Retro Arcade Guides

HBMAME is a derivative of MAME with hacks, homebrews and simulations of arcade games that are not included in the official release of MAME.

This is similar to another derivative called MisfitMAME, which is not being released anymore.

Website Website Address
Official website https://hbmame.1emulation.com/
Alternative website https://arcade.mameworld.info/hbmame/