Swagger is a tool through which we can specify development and description in restful APIs. swagger allows you to design creative , interactive , robotized and human readable API documentation
You can create document, tests and consume restful web services. Currently swagger is one of the biggest infrastructure where you can design API in human readable language.
There are some more features which enables you to systematize and clarifies API practices :
API automatically processes .
Format is allowed in JSON and YML which makes your editing easy .
Friendly user interface depicts prototypes for API.
Developers and non-developers can access documentation.
Easily understandable for both human and device .
Assists API libraries in over 40 languages
Creates interactive and documents which are easily demonstrable .