A mod that allows you to block dimensions, items, and the spawning of mobs, structures, and biomes.
A Minecraft mod that allows you to control world generation directly in the game via a JSON file!
A minimal client-side utility that lets you copy hovered item, fluid, block, items in JEI/REI, block and entity IDs in world with Ctrl+C.
PasswordGate — secure password protection for Minecraft servers, active before the player enters the game world.
A lightweight server-side whitelist for online and offline-mode Minecraft servers.