The following categories exist on the wiki, and may or may not be unused. Also see wanted categories.
- Anomaly (13 members)
- Citation needed (10 members)
- Community Naming Standards (2 members)
- Community ProtoFlux Library (0 members)
- Community ProtoFlux Library:AmasterAmaster (0 members)
- Community World (1 member)
- Community Worlds (86 members)
- ComponentStub (1 member)
- ComponentStubs (891 members)
- Components (1,384 members)
- Components/en (2 members)
- Components/ja:Assets (0 members)
- Components/ja:Audio (0 members)
- Components/ja:Cloud (0 members)
- Components/ja:Common UI (0 members)
- Components/ja:Data (0 members)
- Components/ja:Debug (0 members)
- Components/ja:Generators (0 members)
- Components/ja:Input (0 members)
- Components/ja:Interaction (0 members)
- Components/ja:Localization (0 members)
- Components/ja:Locomotion (0 members)
- Components/ja:Media (0 members)
- Components/ja:Metadata (0 members)
- Components/ja:Network (0 members)
- Components/ja:Permissions (0 members)
- Components/ja:Physics (0 members)
- Components/ja:Radiant UI (0 members)
- Components/ja:Relations (0 members)
- Components/ja:Rendering (0 members)
- Components/ja:Tools (0 members)
- Components/ja:Transform (0 members)
- Components/ja:UI (0 members)
- Components/ja:UIX (0 members)
- Components/ja:Uncategorized (0 members)
- Components/ja:Users (0 members)
- Components/ja:Userspace (0 members)
- Components/ja:Utility (0 members)
- Components/ja:Wizards (0 members)
- Components/ja:World (0 members)
- Components:All (2 members)
- Components:Assets (27 members)
- Components:Assets:Export (7 members)
- Components:Assets:Loading (1 member)
- Components:Assets:Material Property Blocks (3 members)
- Components:Assets:Materials (12 members)
- Components:Assets:Materials:Filters (12 members)
- Components:Assets:Materials:PBS (27 members)
- Components:Assets:Materials:Skybox (2 members)
- Components:Assets:Materials:Special (4 members)