An addon for Biomes O'Plenty and Super Secret Doors that adds BOP-specific secret doors
Addon for Regions Unexplored and Super Secret Doors that adds in RU-specific secret doors
Exploration of outer space. Includes 9+ planets and moons, including a full milky way dimension!
An addon for Oh The Biomes You'll Go and Super Secret Doors that adds BOP-specific secret doors
An addon for Celestial Exploration and Super Secret Doors that adds CE-specific secret doors
