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Insomnia

Open Source Alternatives to Insomnia

12 alternatives190.5k total stars11.9k total forks7 languages
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What is Insomnia?

Insomnia is an open-source API client for designing, testing, and debugging REST, GraphQL, and other web APIs with a collaborative interface.. There are currently 12 open-source alternatives to Insomnia, with a combined total of 190.5k GitHub stars. The most common language among these projects is TypeScript.

Showing 12 open-source alternatives

Hoppscotch
Hoppscotchhoppscotch/hoppscotch

An open-source API development ecosystem for testing HTTP, WebSocket, GraphQL, and other APIs with real-time collaboration.

79.0k5.8kTypeScript
1 day ago
Bruno
Brunousebruno/bruno

An open-source, offline-first API client that stores collections as files for Git-based collaboration.

43.2k2.3kJavaScript
1 day ago
Yaak (k)
Yaak (k)mountain-loop/yaak

A fast, privacy-first desktop API client for REST, GraphQL, WebSockets, SSE, and gRPC.

18.5k740TypeScript
1 day ago
posting (k)
posting (k)darrenburns/posting

A terminal-based HTTP client for keyboard-centric API testing and development workflows.

11.8k235Python
29 days ago
wuzz
wuzzasciimoo/wuzz

Interactive terminal UI for inspecting, debugging, and sending HTTP requests with cURL-like syntax.

10.7k410Go
5 months ago
Requestly
Requestlyrequestly/requestly

A local-first API client and HTTP interceptor for building, testing, and mocking APIs directly in your browser or desktop.

6.6k639TypeScript
23 hours ago
Postcat
PostcatPostcatlab/postcat

An open-source, cross-platform API development and testing tool with plugin support for REST, Websocket, and more.

5.6k804JavaScript
1 month ago
Altair GraphQL Client
Altair GraphQL Clientaltair-graphql/altair

A beautiful, feature-rich GraphQL Client IDE for debugging queries across all platforms.

5.4k393TypeScript
22 hours ago
ATAC
ATACJulien-cpsn/ATAC

A terminal-based API client for sending HTTP/WebSocket requests, managing collections, and scripting—free, offline, and account-less.

3.6k126Rust
1 month ago
CocoaRestClient
CocoaRestClientmmattozzi/cocoa-rest-client

A free, native macOS application for testing and debugging HTTP/REST endpoints with a lightweight UI.

2.4k206Objective-C
1 year ago
rest.nvim
rest.nvimrest-nvim/rest.nvim

A fast, asynchronous HTTP client for Neovim that runs HTTP requests directly from .http files within the editor.

2.0k147Lua
3 months ago
Step CI
Step CIstepci/stepci

An open-source API Quality Assurance framework for automated testing of REST, GraphQL, gRPC, tRPC, and SOAP APIs.

1.8k91TypeScript
1 year ago
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