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Postman is an Indian-origin [1] [2] global software company that offers an API platform for developers to design, build, test, and collaborate on APIs. [3] Over 30 million registered users and 500,000 organizations are using Postman. [ 4 ]
They are also called [2] API mocking tools, service virtualization tools, over the wire test doubles and tools for stubbing and mocking HTTP(S) and other protocols. [1] They enable component testing in isolation. [3] In alphabetical order by name (click on a column heading to sort by that column):
API testing is a type of software testing that involves testing application programming interfaces (APIs) directly and as part of integration testing to determine if they meet expectations for functionality, reliability, performance, and security. [1] Since APIs lack a GUI, API testing is performed at the message layer. [2]
An API can also be related to a software framework: a framework can be based on several libraries implementing several APIs, but unlike the normal use of an API, the access to the behavior built into the framework is mediated by extending its content with new classes plugged into the framework itself.
In computer programming, create, read, update, and delete (CRUD) are the four basic operations (actions) of persistent storage. [1] CRUD is also sometimes used to describe user interface conventions that facilitate viewing, searching, and changing information using computer-based forms and reports .
An example of a popular web API is the Astronomy Picture of the Day API operated by the American space agency NASA. It is a server-side API used to retrieve photographs of space or other images of interest to astronomers, and metadata about the images. According to the API documentation, [15] the API has one endpoint:
The AOL.com video experience serves up the best video content from AOL and around the web, curating informative and entertaining snackable videos.
For example, the ability to create an account on an external site/app using your Facebook credentials is made possible using Facebook's open API. Many large technology firms, such as Twitter, LinkedIn and Facebook, allow the use of their service by third parties and competitors. [13] [14] [15]