Julio Potier

This plugin permits your members to delete their own account. You just can not delete all admin users, of course.
All languages are already supported because i use the internal l10n files form your installation 😉

Delete My Account

This plugin permits your members to delete their own account. All languages supported!

ramon fincken

Deletes all unused tags, handy tool if you want to start over with a quick clean blog.
Coding by: <a href="https://www.mijnpress.nl" rel="nofollow ugc">MijnPress.nl</a> <a href="https://twitter.com/#!/ramonfincken" rel="nofollow ugc">Twitter profile</a> <a href="https://profiles.wordpress.org/ramon-fincken/" rel="nofollow ugc">More plugins</a>

Mass Delete Unused Tags

Deletes all unused tags, handy tool if you want to start over with a quick clean blog.

Delete My Account vs Mass Delete Unused Tags