BOB:Belonging Outside Belonging
BRP:Basic Role Play
CoC:Call of Cthulhu
D&D:Dungeons & Dragons
DM:Dungeon Master
FKR:Free Kriegsspiel Revolution
FitD:Forged in the Dark
GM:Game Master
HPR:Hacker Public Radio
NDNM:No Dice No Masters
NPC:Non Player Character
NPCs:Non Player Characters
NSR:New School Revolution
OSR:Old School Revolution
PC:Player Character
PCs:Player Characters
PbtA:Powered by the Apocalypse
RPG:Role Playing Game
T&T:Tunnels & Trolls
TTRPG:Tabletop Role Playing Game