Guide API Alternatives

Postman is a tool that facilitates the development and use of APIs. Postman provides all the functionality needed to create or simulate API specifications and use the Postman Collection Runner to create tests.

A powerful REST API Client with cookie management, environment variables, code generation, and authentication for Mac, Window, and Linux.

Thunder Client is a hand-crafted lightweight Http Client extension for Visual Studio Code. No separate download needed, Just install the extension from VS Code marketplace.

This is a tool to manually explore and test HTTP REST webservices. Runs queries from a plain-text query sheet, displays results as a pretty-printed XML, JSON and even images.

Powerful, modern HTTP / REST client for Sublime Text. Requester has an expansive feature set, modern UX, powerful, elegant syntax and first class support for API testing and test automation. It runs on macOS, Windows and Linux. Some features:

RapidAPI lets you easily find and connect to practically any API in the world while also providing the easiest way to track and manage the ones you use, in just one place. No need to search through massive API docs either, RapidAPI's intuitive interface gives developers a...

RESTClient can be used to test variety of HTTP communications and RESTful webservices. Friendly GUI, rich functionalities.

HttpRequester is a tool for Firefox for easily making HTTP requests (GET/PUT/POST/DELETE), viewing the responses, and keeping a history of transactions.

HttpMaster is a professional development and test tool for web applications, with special focus on REST web services and web API applications.

Prompt API is a curated API marketplace with high scalability and security for developers. It differentiates from large and uncurated API marketplaces like rapid API by its selection process and hosting options.