Module detector 

Structs

ResourcePack

ShaderPack

WorldMap

Functions

detect_maps

Scan .minecraft/saves/. A folder containing level.dat is a world.

detect_resource_packs

Scan .minecraft/resourcepacks/. A valid pack has pack.mcmeta (folder) or is a .zip with pack.mcmeta at its root.

detect_servers

detect_shader_packs

Scan .minecraft/shaderpacks/. A valid pack has a shaders/ directory (folder) or a shaders/ folder inside the zip.