GitHub stars · StarDay

1hoppscotch / hoppscotchAPI development tools available through web, desktop, and command-line interfaces.TypeScriptMIT · Permissive80,724

2usebruno / brunoA client for authoring, debugging and testing API requests.JavaScriptMIT · Permissive48,231

3Kong / insomniaThe open-source, cross-platform API client for GraphQL, REST, WebSockets, SSE and gRPC. With Cloud, Local and Git storage.TypeScriptApache-2.0 · Permissive40,136

4httpie / cli🥧 HTTPie CLI — modern, user-friendly command-line HTTP client for the API era. JSON support, colors, sessions, downloads, plugins & more.PythonBSD-3-Clause · Permissive38,700

5YMFE / yapiYApi is a visual interface management platform that can be deployed locally, connects front-end and QAJavaScriptApache-2.0 · Permissive27,694

6OpenAPITools / openapi-generatorOpenAPI Generator allows generation of API client libraries (SDK generation), server stubs, documentation and configuration automatically given an OpenAPI Spec (v2, v3)JavaApache-2.0 · Permissive26,850

7MobSF / Mobile-Security-Framework-MobSFMobile Security Framework (MobSF) is an automated, all-in-one mobile application (Android/iOS/Windows) pen-testing, malware analysis and security assessment framework capable of performing static and dynamic analysis.PythonGPL-3.0 · Share derivative source22,153

8Orange-OpenSource / hurlHurl, run and test HTTP requests with plain text.RustApache-2.0 · Permissive19,305

9keploy / keployOpen-source platform for creating safe, isolated production sandboxes for API, integration, and E2E testing.GoApache-2.0 · Permissive19,194

10scalar / scalarAn API platform combining a REST client, API references, and OpenAPI support.TypeScriptMIT · Permissive16,364

11metersphere / metersphereMeterSphere is a new generation of open source continuous testing tools with built-in AI assistants that make software testing simpler and more efficient and no longer become a bottleneck for continuous delivery.JavaLicense not declared13,606

12NangoHQ / nangoConnect your agents & product to 1,000 APIs.TypeScriptLicense not declared13,132

13httpie / http-promptAn interactive command-line HTTP and API testing client built on top of HTTPie featuring autocomplete, syntax highlighting, and more. https://twitter.com/httpiePythonMIT · Permissive9,108

14karatelabs / karateTest Automation Made SimpleJavaMIT · Permissive9,005

15ducaale / xhFriendly and fast tool for sending HTTP requestsRustMIT · Permissive8,169

16postmanlabs / newmanNewman is a command-line collection runner for PostmanJavaScriptApache-2.0 · Permissive7,273

17massCodeIO / massCodeA free, open-source developer workspace. Snippets, notes, HTTP requests, calculations, and dev tools in one local-first app.TypeScriptAGPL-3.0 · Share derivative source7,096

18requestly / requestlyCommunity hub for Requestly API Client — bugs, feature requests, and roadmap. The privacy-first Postman alternative.License not declared6,758

19josStorer / RWKV-RunnerA RWKV management and startup tool, full automation, only 8MB. And provides an interface compatible with the OpenAI API. RWKV is a large language model that is fully open source and available for commercial use.TypeScriptMIT · Permissive6,501

20s0md3v / ArjunA suite for discovering HTTP parameters.PythonAGPL-3.0 · Share derivative source6,436