In my company, we're using a Redmine. And I thought it would be more useful if I could receive some activities(Like creating/updating Issue) via GTalk. Thus I created acts_as_notifiable. NOTE: I added this plugin to directory: http://agilewebdevelopment.com/plugins/acts_as_notifiable Japanse entry about this plugin: http://blog.s21g.com/articles/415 Repository http://svn.s21g.com/public/rails/plug