Board Thread:Support Requests - Getting Technical/@comment-3247345-20140525064123/@comment-1038387-20140525094330


 * Broken redirects: a redirect that leads to a non-existent page (typo or deleted)
 * Dead-end pages: pages without links on them
 * Double redirects: a redirect to another redirect. These don't work
 * Long pages: what it says on the tin
 * Oldest pages: pages that haven't been edited in a while
 * Orphaned pages: pages that have no other page link to them. Does not include redirects
 * Pages with the fewest revisions: see long pages
 * Pages without language links: pages without interwiki links
 * Protected pages: pages that're protected from editing
 * Protected titles: page names that're protected from creation
 * Short pages: see long pages
 * Tags report: you can look for pages that use certain tags, like youtube, poem or gallery
 * Uncategorized categories: categories with no category
 * Uncategorized pages: pages with no category
 * Uncategorized photos: images with no category
 * Uncategorized templates: templates with no category
 * Unused categories: categories that aren't used. Does not include redirects
 * Unused photos: images that aren't used. Does not include redirects
 * Unused templates: templates that aren't used. Does not include redirects
 * Unused videos: videos that aren't used. Does not include redirects
 * Unwatched pages: pages that don't appear on anyone's watch list
 * Wanted categories: currently non-existent categories with one or more page in them
 * Wanted pages: the top red links
 * Wanted photos: redlinked images. could be from a typo, or a deletion
 * Wanted templates: redlinked templates.

As for cleaning out, I'd definitely clean up Broken and Unused Redirects. Also, if you're a small wiki, WantedPages and Cats could show you some typoed pagenames you can fix. The Uncategorized should probably also be cleaned up.