Dear all #Unity developers scrambling to see how to even begin to port your games to another platform: you're welcome. https://github.com/barcoderdev/unitypackage_godot
In case you’re suddenly facing the task of porting an entire game over due to capitalist nonsense or something
Original poster of the linked message here, let me share the links for your convenience:
https://github.com/barcoderdev/unitypackage_godot
https://github.com/V-Sekai/unidot_importer
Cheers!