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Open Source API Clients using Vite

A curated collection of the best open source client applications for interacting with and testing APIs. using Vite.

Sleek, intuitive API development and testing platform
  • Stars

    80,678
  • Last commit

    1 day ago
  • License

    MIT
Lightweight, fast, and feature-rich API client for developers. Test, debug, and document APIs with ease in a clean, modern interface.

Open Source Alternative to:

Powerful API development and testing made effortless
  • Stars

    40,071
  • Last commit

    2 hours ago
  • License

    Apache-2.0
Intuitive API client for REST, GraphQL, and gRPC. Debug, test, and collaborate on APIs with ease across platforms.

Open Source Alternative to:

Fast, secure, offline API client with Git integration
  • Stars

    19,353
  • Last commit

    3 days ago
  • License

    MIT
A modern API client offering local-only data storage, Git integration, plugin extensibility, and multi-protocol support for developers.

Open Source Alternative to:

Intercept, modify, and debug HTTP(S) requests effortlessly
  • Stars

    6,754
  • Last commit

    22 hours ago
  • License

    AGPL-3.0
A powerful browser extension and desktop app for developers to manipulate network requests, debug APIs, and improve web app testing

Open Source Alternative to:

Build APIs like code with Git-native workspace
  • Stars

    Stars growing over the last 30 days1,932
  • Last commit

    20 hours ago
  • License

    Apache-2.0
Offline-first API workspace that unifies specs, docs, tests, and mocks in programmable Markdown blocks. Version control everything in plain text files.

Open Source Alternative to:

Unified API development ecosystem for modern teams
  • Stars

    2,617
  • Last commit

    8 months ago
  • License

    AGPL-3.0
All-in-one platform for API testing, documentation, and collaboration, simplifying the entire API development lifecycle.

Open Source Alternative to: