Matthias Berlin (Schwabe)

With this enrolment plugin users can only enrol into a course when they have one or more required site badges.

Badge Pool

With this plugin you can create badge templates which can be used to simplify creating badges in all courses of your moodle system.

This plugin provides leaderboards for awarded badges.

This block displays recently awarded course and site badges from all users.

makeanonymous

This plugin anonymizes data of deleted users, optionally with a delay time.