MESSUI v0.144u4 is released. MESSUI is a unoffical builds of MESS with NEWUI. MESS is an open source project which documents the hardware for a wide variety of (mostly vintage) computers, video game consoles, and calculators through software emulation, as MAME does for arcade games. As a nice side effect to this documentation, MESS allows software and games for these hardware platforms to be run on modern PCs.

MESSUI v0.144u4 Changelog:

MESSUI - The File, Load Savestate... option is now only available if the system supports savestates. MESSUI - The Background Images folder setting has been removed. It is now handled internally when you choose a background picture. MESSUI - Fixed some duplicate Alt-keyboard shortcuts.

Download: MESSUI v0.144u4 x86
Download: MESSUI v0.144u4 x64
Source: Here