Wikipedia:Twinkle

Be advised that you take full responsibility for any action performed using Twinkle. You must understand Wikipedia policies and use this tool within these policies, or risk losing access to the tool or being blocked.

Twinkle is a set of JavaScript functions that gives autoconfirmed/confirmed users many extra options to help them in common Wikipedia cleanup tasks, and to help them deal with acts of vandalism. It provides users with three types of rollback functions and includes a full library of quick deletion functions, user warnings and welcomes, maintenance tags, semi-automatic reporting of vandals, and much, much more.