I rarely ever mod my games outside of fan patches to fix bugs but I'm looking for games that have some quality mods.
Project Reality for Battlefield 2 comes to mind. That's a quality mod that's now it's own standalone game.
The community behind TTW has helped to get a load of the mods working well together too. (so you can go through 3 with a load of the same mods in New Vegas. Another good one is Sweet 6 Shooter perk pack
Tabletop, DnD, board games, and minecraft. Also Animal Crossing.
3rd International Volunteer Brigade (Hexbear gaming discord)
Chapo Gamedev Discord
ChapoChat NationStates Region
Vanilla Minecraft Server
The Axe and Sickle DnD Discord
Rules
The community behind TTW has helped to get a load of the mods working well together too. (so you can go through 3 with a load of the same mods in New Vegas. Another good one is Sweet 6 Shooter perk pack