This mod adds several types of Dimensional Doors that allow access to teleportation and extra-dimensional pocket dungeons that can vary from hallways to mazes to treasure rooms to straight-up traps. Have fun exploring, but be wary of what watches.

A library mod that makes the impossible possible

A mod that plays music based on in game triggers

Turns off redstone lighting to make large builds more optimized

A continuation of the mod Head-down Display to more modern versions

You should probably get some sleep