Freecode is a database of Linux, Unix, and other cross-platform software and apps. The repository holds catalogue of technical definitions of mostly open-source applications and a history of each projectâ€™s release. Freecode also publishes its own content on the culture and craft of coding. The API exposes the siteâ€™s database for developers wishing to access information such as releases and screenshots for different applications. It is a RESTful API that returns JSON and XML formatted data.