The following categories exist on the wiki, and may or may not be unused. Also see wanted categories.
- Pages using infobox settlement with missing country (2 members)
- Pages using infobox settlement with no coordinates (1 member)
- Pages using infobox settlement with no map (4 members)
- Pages using infobox street with Paris-specific parameters (2 members)
- Pages using infobox templates with ignored data cells (2 members)
- Pages using navbox columns without the first column (1 member)
- Pages using the JsonConfig extension (7 members)
- Pages using xtag template with unsupported tag name (1 member)
- Pages with TemplateStyles errors (2 members)
- Pages with broken file links (7 members)
- Pages with no gauge entered in Infobox rail line (3 members)
- Pages with no open date in Infobox station (0 members)
- Pages with script errors (86 members)
- Pages with short description (19 members)
- Pages with syntax highlighting errors (52 members)
- Parameter handling templates (1 member)
- Parameter selection templates (1 member)
- Place infobox templates (1 member)
- Placeholder templates (1 member)
- Plot actions (3 members)
- Plot actions against 7766's plots (1 member)
- Plot actions against Kdecampeon's plots (1 member)
- Plot actions against Linaxda's plots (2 members)
- Plot actions against Ulysse p's plots (1 member)
- Plot actions against chaosxux's plots (1 member)
- Plot actions against hilan3627's plots (1 member)
- Plot actions by location (2 members)
- Plot actions by status (3 members)
- Plot actions grouped by tenants (6 members)
- Plot actions in Eastern Area, SmushyVille County (6 members)
- Plot actions in SmushyVille County (1 member)
- Plot actions in Spawn County (1 member)
- Plot actions in Spawn South Area, Spawn County (1 member)
- Plots fixed (0 members)
- Plots taken back (7 members)
- Plots warned (0 members)
- Political party infobox templates (1 member)
- Programming typing-aid templates (2 members)
- Proposals (1 member)
- Public Farms (1 member)
- Public transit (5 members)
- Public transit operators (1 member)
- Quotation templates (2 members)
- Rail modules (2 members)
- Rail routemap templates (3 members)
- Rail transport color templates (1 member)
- Rail transport infobox templates (5 members)
- Rail transport succession modules (1 member)
- Rail transport templates (3 members)
- Railroad Projects (1 member)