Open Source Postman Alternatives

    The best open source alternative to Postman is Insomnia REST Client, which is both free and Open Source. If that doesn't suit you, our users have ranked more than 50 alternatives to Postman and 19 is open source so hopefully you can find a suitable replacement. Other interesting open source alternatives to Postman are HTTPie (Free, Open Source), soapUI (Free, Open Source), Hoppscotch (Free, Open Source) and Advanced REST Client (ARC) (Free, Open Source).

    This page was last updated Jun 20, 2021

    Platforms

    • Mac
    • Windows
    • Linux
    • Online
    • Software as a Service (SaaS)
    • Self-Hosted
    • Google Chrome
    • Android
    • Firefox
    • iPad
    • Chromium
    • iPhone
    • Chrome OS
    • Android Tablet
    • Google Chrome Developer Tools
    • Kubernetes
    • Visual Studio Code
    • Cloudflare
    • JavaScript
    • CircleCI

    Features

    • REST API
    • Api
    • API Management
    • API Testing
    • API Integration
    • Debugger
    • Google Chrome Extensions
    • Electron based
    • Firefox Extensions
    • Request Chaining
    • Test automation
    • Variables
    • Uptime Monitoring
    • Web Testing
    • Websocket streams
    • Software developer
    • Support environment variables
    • REST Client
    • OpenAPI integration

    License

    × Clear
    • Free
    • Open Source
    • Paid
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    Showing 10 of 19 alternatives