An API (Application Programming Interface) consists of code that allows two software programs to communicate.

An open API is an application programming interface that allows the developer to access a proprietary software application by programming.

API management is the process of publishing, promoting and monitoring interfaces programming applications in a secure and scalable environment. This discipline involves creation user support resources, which define and document APIs.

The e-cassini solution integrates this functionality which allows to associate the data available in Open Data.