Paw is a full-featured HTTP client that lets you test the APIs you build or consume. It has a beautiful native OS X interface to compose requests, inspect server responses, and generate client code out of the box. As you can see in the following screenshot, it also contains a powerful editor to compose your requests:
It also supports a lot of authentication schemas including OAuth 1 and 2, Basic Auth, Digest Auth, Hawk, AWS Signature Version 4, and Amazon S3. Similar to Postman, Paw also allows you to organize your requests in folders. You can also define and switch different environments quickly. The interesting feature is that ...