The following categories exist on the wiki, and may or may not be unused. Also see wanted categories.
- Sick of this Shit (66 members)
- Snobbite (1 member)
- SotS Inc (53 members)
- System Agnostic (35 members)
- Tails of Quelmar (3 members)
- Tales of Quelmar (15 members)
- Teatime Adventures (2 members)
- Tempest Brothers Expeditionary Company (13 members)
- Tempests Brothers Expeditionary Company (1 member)
- Template documentation (23 members)
- Templates (19 members)
- The BackHalls (50 members)
- The Court of Bloom and Blade (10 members)
- The Iron Sea (1 member)
- The Neighbours (19 members)
- The Paragon Protocol (3 members)
- The Underdungeon (42 members)
- Townson Tabletop (1 member)
- Towson Tabletop (239 members)
- Troubles in Alanya (1 member)
- Underdark (18 members)
- Utility templates (1 member)
- Variant Mechanics (1 member)
- Videos (15 members)
- Villains (25 members)
- WW NPCs (1 member)
- War (1 member)
- Weapon (3 members)
- Wicked Wilds (213 members)
- Within the Wicked Wilds (1 member)