The following categories exist on the wiki, and may or may not be unused. Also see wanted categories.
- Site administration (4 members)
- Site maintenance (4 members)
- Sizes (1 member)
- Skill bonus feats (20 members)
- Skills (66 members)
- Slashing weapons (2 members)
- Small (0 members)
- Solonor Thelandria (1 member)
- Somatic only spells (31 members)
- Songs (5 members)
- Sor / Wiz 2 (1 member)
- Sor / Wiz 4 (1 member)
- Sor / Wiz 5 (2 members)
- Sor / Wiz 8 (2 members)
- Sorcerer/wizard spells (415 members)
- Spear (1 member)
- Special abilities (1 member)
- Special save spells (1 member)
- Speculation (6 members)
- Spell domain deities (1 member)
- Spell lists (13 members)
- Spellcasting classes (19 members)
- Spellcasting feat (23 members)
- Spellcasting feats (16 members)
- Spells (845 members)
- Spells durations (0 members)
- Spells missing icon (284 members)
- Spells missing pictures (736 members)
- Spells other/unknown spell resistance (165 members)
- Spells that can be Empowered (180 members)
- Spells that can be Extended (433 members)
- Spells that can be Maximized (616 members)
- Spells that can be Persisted (33 members)
- Spells that improve Skills (13 members)
- Spells with duration 1 hour / level (1 member)
- Spells with duration 1 round / level (3 members)
- Spells with icon (455 members)
- Spells with pictures (3 members)
- Spells with spell resistance (280 members)
- Spells without a save (488 members)
- Spells without spell resistance (301 members)
- Spider domain deities (2 members)
- Spirit-eater feats (0 members)
- Spirit Shaman feat (1 member)
- Sseth (1 member)
- Storm domain deities (2 members)
- Strength-dependent feats (10 members)
- Strength domain deities (8 members)
- Stub (8 members)
- Subraces (23 members)