Easily set up file associations for your rom collection. For those who don't like frontends or just want to easily open a rom sent to them.
Usage:
Grab the latest release below, and generate a config by running "archopen.exe --generateconfig". Customize your config to your liking so each extension cooresponds with a core of your chosing.
Then just set the file type to always open with archopen.exe
The Download
ArchOpen v0.5
An easier way to open games with RetroArch on Windows.