Existing big mods:
- Throrium
- Calamity
- Quite a few famous ones: https://terraria.gamepedia.com/Mods
Seems right now my intention to pay tribute to other games isn't clashing with other famous mods.
Also seems prominent mods aren't open source as I would understand they want to have some control and not having copy all over the place.
https://github.com/tModLoader/tModLoader/wiki/Advanced-Vanilla-Code-Adaption For vanilla override, need to do this.