Travis CI is a continuous integration and delivery platform for GitHub projects. Features include pull-request support, live build views, pre-installed database services, and auto-deployment on passing builds. The product is available on a subscription basis. Notable clients include Heroku, Zendesk, BitTorrent, and Moz. Supported languages include Clojure, Node, PHP, Ruby, Python, Java, Erlang, Go, Scala, and Perl.