opn2-fm-banks
There are 2 repositories under opn2-fm-banks topic.
Wohlstand/OPN2BankEditor
A small cross-platform editor of the OPN2 FM banks of different formats (Downloads in README below)
lazynerdgits/Sunvox-2612-ish-FMX-Presets
FMX module presets for Sunvox that I created using the OPM to FMX Pixilang convertor by Cory Culley. Feel free to use them in your projects!