Rest Client has been discontinued. Similar apps include Postman, which has a free version. Other options are Insomnia REST Client, Google Chrome Developer Tools, Fiddler and Hoppscotch. You're spoiled for choice with API Clients like Rest Client: we list more than 25 alternatives for Windows, Mac, Linux, the web and Chrome OS.
Httpiness is aimed to be a simple, straightforward HTTP client which minimizes time to configure, send, reconfigure and resend requests in order to maximize development efficiency.
API Test Base is a free, offline-first tool for testing APIs and their side effects — the records an API writes to a database, the messages it publishes to a queue, the downstream services it calls. Test cases are created with a no-code / low-code UI, and the same tests can be...
RestCase is a security-focused API development platform that enables its users to rapidly create secure microservices, mock them in order to start testing, monitor APIs and collaborate on their development and testing.
Powerful IDE to work with API. Harness the power of scenarios, autocompletion and syntax highlight for API development. Write tests, share code without leaving the comfortable development environment.
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HTTP Scoop is a Mac network sniffer that displays requests to websites along with the response, and makes it fairly easy to see what's going on.
REST-Explorer is an easy to use tool to query or debug REST-based web-services using HTTP or HTTPS. It supports the methods GET, POST, PUT, DELETE, OPTIONS, TRACE, HEAD and PATCH. A request can consist of text (JSON/XML), any kind of HTTP headers and Anonymous, Basic or Windows...
Omnibug is a plugin for the Google Chrome and Mozilla Firefox browsers to ease developing and debugging web metrics implementations. Each outgoing request (sent by the browser) is checked for a pattern; if a match occurs, the URL is displayed and decoded to show the details of...
API test automation tool that has GUI, supports HTTP stubs (mock services), data driven testing, and API types beyond HTTP, such as relational database, JMS, FTP(s), AMQP, MQTT, etc.
