Alternatives to Graphical HTTP Client for all platforms with any license

Postman

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...

Freemium $ $ $ Mac Windows Linux Web Chrome OS ... Chrome
Development API REST API API Management Google Chrome Extensions ... CI/CD Graphical interface SOAP API Version and Source control Add a feature

128 Like
Fiddler

Fiddler is a Web Debugging Proxy which logs all HTTP(S) traffic between your computer and the Internet.

Free Windows
HTTP Monitoring Debugger HTTP Proxy Monitor HTTP Traffic ... One click installation Add a feature

188 Like
Insomnia REST Client

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

Freemium $ $ $ Open Source Mac Windows Linux
Lightweight GraphQL Request Chaining Responsive design ... Separated workspaces Support environment variables API Management Cloud sync Code generation Configurable request timeout Electron based GraphQL integration Import Curl commands Support for Keyboard Shortcuts Image Preview REST API SSL client certificates SVG Editors Variables Add a feature

96 Like
Google Chrome Developer Tools

The Google Chrome Developer Tools provide an integrated environment for debugging, optimizing, and understanding a web application, or website, running in Google Chrome....

Free Open Source Mac Windows Linux Chrome
HTTPS Support Support for Javascript Web inspector Add a feature

147 Like
Paw

Easily craft your HTTP requests, try them, archive them. Setup HTTP Headers, URL parameters, form-encoded POST key-values or text. Get easy-to-read responses with well...

Commercial $ $ $ Mac
Html parsing Request Chaining Add a feature

45 Like
Firefox Developer Tools

Examine, edit, and debug HTML, CSS, and JavaScript on the desktop and on mobile.

Free Open Source Mac Windows Linux
Development API Web Browsers Based on Firefox Firefox Extensions Add a feature

33 Like
Hoppscotch

Hoppscotch is an open-source API request builder. It helps you create your requests faster, saving you precious time on your development. Features ? ?? Lightweight:...

Free Open Source Web Self-Hosted
Ad-free Cross browser testing Websocket streams Cross-platform ... GraphQL API REST API Add a feature

14 Like
Advanced REST Client (ARC)

API testing tool. Which allows web developers to create and test custom HTTP requests.

Free Open Source Mac Windows Linux Chrome OS Chrome ... Chromium Chrome Web Store
Full headers control Web tool Electron based REST API Add a feature

22 Like
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HTTP Toolkit

HTTP Toolkit is a suite of open-source tools for debugging, testing and building with HTTP(S).

Freemium Open Source Mac Windows Linux Web
Built in docs HTTP mocking One click interception OpenAPI integration ... Performance analysis Themes Debugger Proxy Add a feature

10 Like
NetworkMiner

NetworkMiner is a Network Forensic Analysis Tool (NFAT) for Windows. NetworkMiner can parse PCAP files and regenerate/reassemble transmitted files and certificates from...

Free Open Source Mac Windows Linux
Network Monitoring Portable Sniffer Add a feature

13 Like