Application Programming Interface (API)

An Application Programming Interface (API) is a set of protocols, routines, and tools used for building software applications. In essence, it’s a way for different software systems to talk to each other and exchange information.

In software development, APIs are used to provide developers with a way to access the functionality of an existing software application or service, without having to write new code. By providing a standard interface for developers to interact with, APIs make it easier to integrate different software systems and build new applications more quickly and efficiently.

APIs can be used in a variety of ways in software development. For example, a social media platform might offer an API that allows developers to access its data and functionality, such as posting messages or retrieving user information. A payment gateway might offer an API that enables e-commerce sites to process payments securely and efficiently. An analytics service might offer an API that enables developers to track user behavior and analyze data.

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Similar Terms:

Software as a service (SaaS)
Software Distribution Platform
Software Ecosystem
XaaS (Everything as a Service)