Here are downloads for MAME/MESS on non-Windows platforms including Mac OS X, Linux, and BSD family operating systems.

Technical support for MAME on non-Windows platforms and for MESS on all platforms is available on the forums.

Source code download

The following links are for source code, either pre-packaged by MAMEDev or you can simply clone/fork us on Github to follow the team's progress in real-time. Download these if you'd like to learn to develop for MAME/MESS, or if you know how to build the emulator and just want to follow along quickly.

MAME/MESS releases
Live MAME/MESS WIP on Github

A guide to building MAME/MESS on Mac OS X is available here. An equivalent guide for Linux is available here.

Regularly Updated binaries and packages (usually within 1-3 versions of baseline)

These links are for binaries and/or distribution packages for Mac OS X, the BSD family, and a variety of popular Linux distributions. Download these if you can't or don't wish to build MAME and don't mind waiting for the next release date to see progress.

Target OS/Platform Build Target URL
Apple Macintosh OS X Intel MAME
Apple Macintosh OS X Intel MESS
Apple Macintosh OS X PowerPC MAME
Apple Macintosh OS X PowerPC MESS
Apple Macintosh OS X PowerPC (10.5) MAME
Arch Linux MAME;search=mame
Arch Linux MESS
Debian MAME
Debian MESS
Fedora MAME Follow directions at "Enable RPM Fusion" then package is named 'mame'
Fedora MESS As above, but package is named 'mess'
General Linux Package Search MAME
General Linux Package Search MESS
Microsoft Windows (2000/XP/Vista/7/8) MAME
Microsoft Windows (2000/XP/Vista/7/8) MESS
OS/2 Warp MAME
Slackware MAME
Slackware MESS
Ubuntu MAME
Void Linux MAME

Discontinued/Irregularly Updated

Target OS/Platform Build Target URL
Gentoo/Funtoo Linux MAME
Gentoo/Funtoo Linux MESS
Google Native Client MAME ,
YellowDogLinux 6.2 / Playstation 3 MAME
YellowDogLinux 6.2 / Playstation 3 MESS
YellowDogLinux 6.2 / Playstation 3 Configuration

Targets for which MAME/MESS have been known to exist, but have custom OSDs/Interfaces

Target OS/Platform
Android (ARM)
Apple iOS
Nintendo Wii (PowerPC)