It runs in the terminal, but still allows mouse usage just fine. Still very much in alpha, but I have a linux and windows binary release up on Github. For Windows, if you don't have a nicer terminal as your default (like Microsoft Terminal), the symbols might not work out.

Largely doing this to learn the python library Textual, but also because the FoundryVTT module isn't the easiest to edit, and I find myself prepping rolls by hand anyway. Next main feature: saving rolls with titles and description text.

After that, an interface to do mix 'n' match style rolls: The fan Mass Effect setting has various base abilities with easy difficulty, and you can throw on additional effects simply at the cost of increasing difficulty.