The following categories exist on the wiki, and may or may not be unused. Also see wanted categories.
- Stanton System (259 members)
- StarWatch! (0 members)
- Star Citizen Wiki (1 member)
- Star Citizen Wiki Example Articles (0 members)
- Star Citizen Wiki Example Articles/en (0 members)
- Star Citizen Wiki Example Articles/es (0 members)
- Star Citizen Wiki Example Articles/fr (0 members)
- Star Citizen Wiki community (10 members)
- Star Citizen Wiki editing guide images (9 members)
- Star Citizen Wiki editing guides (36 members)
- Star Citizen Wiki example articles (0 members)
- Star Kitten Helmet images (4 members)
- Star Marine (1 member)
- Starfarer Gemini images (30 members)
- Starfarer images (47 members)
- Starfarer series (2 members)
- Starfighter Images (1 member)
- Starlifter Images (5 members)
- Starmap (1 member)
- Stars (105 members)
- States of the UEE (2 members)
- Stealth computers (2 members)
- Stealth coolers (6 members)
- Stealth power plants (6 members)
- Stealth quantum drives (6 members)
- Stealth radars (3 members)
- Stealth shield generators (8 members)
- Stegman's (16 members)
- Steve Colton Images (5 members)
- Stinger images (7 members)
- Stitcher set (3 members)
- Storm images (19 members)
- Storm series (0 members)
- Stormwal images (7 members)
- Stratus at Cloudview Center images (11 members)
- Strict mode modules (1 member)
- String manipulation templates (5 members)
- Sub-components (27 members)
- Subscriber Flair (140 members)
- Subscriber Flair! (2 members)
- Subscriber flair images (137 members)
- Substitution only templates (1 member)
- Super-Earth (16 members)
- Super Jupiter (3 members)
- Supplies (6 members)
- Supplies images (8 members)
- Sure Grip Tractor images (1 member)
- Sv (0 members)
- Sv-N (0 members)
- Synthworld (1 member)