The following categories exist on the wiki, and may or may not be unused. Also see wanted categories.
(first | last) View (previous 50 | next 50) (20 | 50 | 100 | 250 | 500)- Pages with too many expensive parser function calls (2 members)
- People and person infobox templates (2 members)
- Placeholder templates (1 member)
- Political ideology sidebar templates (1 member)
- Political ideology templates (2 members)
- Politics and government infobox templates (1 member)
- Politics series sidebar templates (1 member)
- Portal-inline template with redlinked portals (2 members)
- Portal templates with all redlinked portals (2 members)
- Programming typing-aid templates (1 member)
- Rcat template documentation pages (1 member)
- Redirect templates (2 members)
- Redirects for convenience (4 members)
- Redirects from high-use templates (3 members)
- Redirects from merges (5 members)
- Redirects from modifications (6 members)
- Redirects from moves (30 members)
- Redirects from short names (3 members)
- Redirects from shortcuts (1 member)
- Redirects from template shortcuts (25 members)
- Redirects to redirect templates (6 members)
- Resizing templates (1 member)
- Sidebar meta-templates (1 member)
- Sidebars with styles needing conversion (2 members)
- Skinhead (1 member)
- Society and social science infobox templates (1 member)
- Talk message boxes (2 members)
- Television table cell templates (1 member)
- TemplateStyles stylesheets with errors (1 member)
- Template documentation (2 members)
- Template documentation pages (30 members)
- Template namespace templates (1 member)
- Template shell templates (1 member)
- Templates for discussion templates (1 member)
- Templates for redirects resulting from merges or moves (1 member)
- Templates generating COinS (3 members)
- Templates generating hCards (6 members)
- Templates generating microformats (1 member)
- Templates that add a tracking category (5 members)
- Templates tracking Wikidata (1 member)
- Templates used by Twinkle (1 member)
- Templates using TemplateData (13 members)
- Templates using data from Wikidata (2 members)
- Text-specific formatting and function templates (1 member)
- Top icon protection templates (1 member)
- White nationalism (1 member)
- WikiProject Redirect templates (1 member)
- Wikidata templates (1 member)
- Wikipedia administration templates (1 member)
- Wikipedia editnotices (1 member)