|Warning - This bot runs on the Toolserver. Toolserver will stop operating on June 30 2014, all tools that have not been migrated by that date will stop working. Operators are advised to move their bots to Toollabs.|
This bot runs on the Wikimedia Toolserver, and edits once a week to update Commons:MIME type statistics (and its Unusual types subpage). The bot is written in Perl; the source code is available for review. It's quickly written and not very pretty, but it does the job.