This is an app that filters roms from:

• MAME
• FB Neo
• with time maybe others?

You'll also require Node.js >= 16.

Download the latest executable from here.

• copy the file into your workspace
• the workspace must have your rom folder called roms
• run exe file
• a browser window will open
• go through the steps from the browser window

For developers, see this

If you have ideas or want to contribute, you can create a PR or an issue ticket

Feel free to fork and modify this to your needs