A new version of the MAME emulator has been released. whatsnew.txt
A new WIP version of Supermodel has been released. Supermodel is a new emulator for the Sega Model 3 Hardware in an early stage of development. The binaries aren´t available yet.
AdvanceMAME is a port of MAME and MESS for Arcade Monitors and TVs but also for normal PC Monitors.