Categories

The following categories exist on the wiki, and may or may not be unused. Also see wanted categories.

• Superconductivity (1 member)
• Supranational unions (2 members)
• Switzerland templates (1 member)
• TemplateStyles stylesheets with errors (1 member)
• Template documentation pages (14 members)
• Template metamodules (2 members)
• Template namespace templates (1 member)
• Templates generating COinS (6 members)
• Templates generating hCards (1 member)
• Templates needing substitution checking (2 members)
• Templates using TemplateData (5 members)
• Templates using TemplateStyles (3 members)
• Theoretical physicists (23 members)
• Top icon protection templates (1 member)
• Transwiki guide (2 members)
• Tuberculosis deaths in Norway (1 member)
• Tunnels (16 members)
• UNESCO Niels Bohr Medal recipients (1 member)
• Unique identifiers (4 members)
• Units (4 members)
• Units of area (1 member)
• Units of measurement (6 members)
• Units of power (1 member)
• Units of time (1 member)
• University of Milan alumni (1 member)
• University of Oslo alumni (1 member)
• Use British English from August 2018 (1 member)
• Use British English from March 2026 (1 member)
• Use dmy dates from April 2022 (1 member)
• Use dmy dates from April 2024 (1 member)
• Use dmy dates from August 2025 (1 member)
• Use dmy dates from February 2024 (1 member)
• Use dmy dates from March 2026 (1 member)
• Use dmy dates from November 2025 (1 member)
• Vague or ambiguous time from December 2025 (1 member)
• Vague or ambiguous time from January 2026 (1 member)
• WWW (5 members)
• Webarchive template wayback links (7 members)
• Welsh physicists (1 member)
• Wikidata templates (1 member)
• Wikipedia files on Wikimedia Commons for which a local copy has been requested to be kept (1 member)
• Wikipedia formatting templates (1 member)
• Wikipedia images in SVG format (1 member)
• Wikipedia infoboxes (1 member)
• Wikipedia never-substituted templates (1 member)
• Wikipedia pages with incorrect protection templates (11 members)
• Wikipedia utility modules (1 member)
• Wolf Prize in Physics laureates (1 member)
• Wolf Prizes (1 member)
• Yuri Milner (1 member)