Insomnia

Leading Open Source API Development Platform for HTTP, REST, GraphQL, gRPC, SOAP, and WebSockets

Paw

RapidAPI for Mac is a full-featured and beautifully designed Mac app that makes interaction with REST services delightful.Whether you are an API maker or consumer, RapidAPI for Mac helps you build HTTP requests, inspect the server's response and even generate client code.

Postman

Postman is an API platform for building and using APIs. Postman simplifies each step of the API lifecycle and streamlines collaboration so you can create better APIs—faster.

Thunder Client

Thunder Client is a lightweight Rest API Client Extension for Visual Studio Code for Testing APIs. Supports Graphql query. lightweight alternative to Postman