Mesen-X v1.0.0 is released. Mesen X is a cross-platform (Windows & Linux) NES/Famicom emulator built in C++ and C#. This fork is meant to gather development efforts from different forks. Not under active development but pull requests are welcome.

Mesen-X v1.0.0 Changelog:
This release includes support for the ESPM expansion audio device, code to support integration with an external debugger, a fix for settings not being saved on Linux on up-to-date Mono, and HDPack related changes

Download: Mesen-X v1.0.0
Source:Here