Freelancer API - Developers

From their site: "The Freelancers API lets users access public information on programmatically. Such information has to be used in accordance with the and Affiliate Program Terms of Service. Allowed uses include displaying open public projects or information from user profiles on affiliate websites with appropriate links to projects or profiles. This information will be useful for all members. Users who are experienced in programming will be able to create their own widgets with a large degree of flexibility (see API calls). Less experienced users can simply paste the code given in the examples on their web page to enjoy the benefits of our web widgets."