Outline:

  • Originally developed for an art site in 2005, to give visitors an incentive to contribute (add their art, vote on other people‚Äôs art, comment, ...etc.
  • Open sourced with some features disabled initially, then talked the client allowing all features to be contributed, and they agreed
  • Evolved into a user incentive, ranking and virtual currency system
  • Got more than one requests to port it to Joomla
  • Used on one site to encourage recycling, with online points and offline points, e.g. you take an item to a depot and they credit your account.
  • Jacob Redding, Executive Director of the Drupal Association was the D6 maintainer, for work he did for a New York non profit.
  • Contributed modules:
    • Commerce integration (get points when purchasing, and use it as virtual currency too)
    • Retroactive (accrue points for already published nodes and comments)
    • Moderation
    • Inviting users to join a site
    • Voting
    • Get a Role
    • Services integration
    • Karma
    • Badges