Mupen64Plus-Qt Git (2017/09/18) is released. wxMupen64Plus is a basic cross-platform launcher. This was adapted from CEN64-Qt to work with Mupen64Plus.

Mupen64Plus-Qt Git Changelog:
* Delete game images before downloading new ones (closes #31)



Download: Mupen64Plus-Qt Git (2017/09/18)
Source: Here