Mednaffe is a front-end (GUI) for mednafen emulator

Its main features are:

• It is written in C language.
• Available for Linux and Windows.
• The only dependency (on Linux) is GTK+2 (or GTK+3).
• GPLv3 licensed.

• You can download Mednaffe here.
• You can see the changelog here.

Note: Mednaffe only works with 0.9.36.2 or higher versions of mednafen emulator.

More screenshots here.