BRP or Basic Roleplaying is the core system used by Chaosium in games like Call of Cthulhu, RuneQuest, Pendragon, HeroQuest and others. BRP has also been published as a generic RPG. Here's a list of the various published BRP settings available:
- Elric. See Complete list of Elric & Eternal Champion RPGs here.
- Corum. See Complete list of Elric & Eternal Champion RPGs here.
- Clark Ashton Smith's Averoigne
- Prince Valiant
- Mythic Iceland
- Blood Tide
- Drakar och Demonar: Ereb Altor
- Drakar och Demonar: Chronopia
- Drakar och Demonar: Trudvang
- Swords of Cydoria
- Chronicles of Future Earth
- Mythic Russia (Firebird Publishing) - Uses HeroQuest
- Pirate and Dragons (Cakebread & Walton)
Note: Glorantha and other RuneQuest Settings are not included above. Go here for the complete list of RuneQuest Settings.
Horror Victorian / Western
- Devil's Gulch
- Aces High
- Agents of the Crown
- Dark Streets (Cakebread and Walton)
Pulp / Super Heroes
- Astounding Adventures
Did I miss any?
D&D Worlds (all editions),OD&D Settings, Classic D&D Settings, AD&D 1st Ed Settings, Savage Worlds Settings, WEG Settings, RuneQuest Settings, BRP Settings, d20 Modern Settings