Team Cowboy is a free web site that lets users manage and organize their sports teams. Team Cowboy offers a REST API that allows developers to create mobile, desktop, and other software applications that interact with the Team Cowboy platform. These applications can then leverage Team Cowboy's extensive functionality for managing and accessing social sports teams and groups. The API is comprised of various methods for retrieving, creating, updating, and deleting information for users or teams on Team Cowboy. Responses are formatted in JSON and PHP.