M+GUI v1.4.4 is released.M+GUI new GUI is a stand alone front-end, with similar functionality and interface as MAMEUI.Currently available for Windows and Linux/x11 platforms.M+GUI can automatically download ROMs from FTPs, moreover, it merely downloads the missing roms inside a zip file, resulting a much lower bandwidth consumption.

M+GUI currently supports the following MAME builds: MAME, MESS, SDLMAME, SDLMESS, MAMEPlus

M+GUI changelog:
1.4.4
- added a startup parameter -configpath to assign temporary directory for cache and ini. e.g. "mamepgui -configpath ~/.mamepgui"
1.4.3
- localized .dat support
- added menu to remove cfg, ini, diff, nv files of a game [Xander Xander]
1.4.2
- added menu: "File - Audit All Games"
1.4.1
- improved CHD verification
- added Driver Info widget [Xander Xander]

Download:M+GUI v1.4.4
Source:Here