Application Programming Interface (short: API) is an interface (part of a software-program or software-system) that helps other applications to get connected with this named system. A well delineated programming-interface (API) can be a competitive adventage because it gives other software companies or freelancing developers the possibility to use it. Like this they can generate complementary software for this system what can lead to a system of higher quality.

See also (glossary Software Development):

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