The following categories exist on the wiki, and may or may not be unused. Also see wanted categories.
- + (1 member)
- Actors (0 members)
- Alan Scott: The Green Lantern Issues (3 members)
- Amazons (1 member)
- Animators (1 member)
- Arcs (1 member)
- Article Stubs (53 members)
- Articles Outside of DC Comics Wiki Coverage (2 members)
- Articles with Conjectural Names (10 members)
- Artists (1 member)
- BatVerse (2 members)
- Batman: Damned Issues (1 member)
- Batman '89: Echoes Issues (5 members)
- Batman (Volume 2) Issues (1 member)
- Batman (Volume 3) Issues (2 members)
- Black Adam: The Justice Society Files Issues (5 members)
- Black Adam - The Justice Society Files Issues (0 members)
- Breachers (0 members)
- Businesses (1 member)
- Character Designers (1 member)
- Characters (33 members)
- Characters by Gender (2 members)
- Characters by Profession (21 members)
- Cinematographers (0 members)
- Citations Needed (3 members)
- Cities (2 members)
- Club Owners (1 member)
- Colorists (0 members)
- Comic Issues (71 members)
- Comic Volumes (22 members)
- Comics (4 members)
- Comics Published by DC Comics (45 members)
- Comics Published by National Allied Publications (1 member)
- Companies (5 members)
- Composers (0 members)
- Content (28 members)
- Content by Universe (1 member)
- Content from BatVerse Universe (2 members)
- Content from Earth-1 (Post-Crisis)/Live Action Multiverse (0 members)
- Content from Earth-1 (Post-Flashpoint)/Live Action Multiverse (0 members)
- Content from Earth-1 (Pre-Crisis)/Live Action Multiverse (0 members)
- Content from Earth-21/Live Action Multiverse (0 members)
- Content from Earth-66/Live Action Multiverse (0 members)
- Content from Earth-9/Live Action Multiverse (0 members)
- Content from Earth-Quality/Pre-Crisis Multiverse (1 member)
- Content from Superman & Lois/Live Action Multiverse (1 member)
- Cover Art (326 members)
- Cover Artists (0 members)
- Creature Commandos (TV Series) Episodes (11 members)
- Criminal Organizations (1 member)