[This API is no longer available and this page is being maintained purely for historical and research purposes.]
The Xtracked API lets developers build their own GPS tracking system. The API lets developers integrate real-time tracking into their site, directly show others where they are or develop their own mobile Xtracked app. Per the developer, the Xtracked API is currently under development and documentation is incomplete. Xtracked turns your mobile phone into a personal and professional GPS tracking system.