



Bruno is described as 'Lightweight open source API client for testing endpoints, saving requests as plain text files, offline use, git-compatible collaboration, and privacy-focused storage' and is a API Client in the development category. There are more than 25 alternatives to Bruno for a variety of platforms, including Mac, Windows, Linux, Web-based and Google Chrome apps. The best Bruno alternative is Postman, which is free. Other great apps like Bruno are Insomnia REST Client, Yaak, Insomnium and RapidAPI for Mac.




Upcoming API testing tool in beta, built in GoLang, supporting HTTP/gRPC, workspaces, environments, request management, and various content types. Features include dark mode, local data storage, Postman import, environment variable setting, and request chaining.




A free, open-source Postman-style API tester you run locally. Record browser requests, auto-generate chained tests, and ship them straight to your CI—no sign-ups, no cloud, just code.







API Dash is a beautiful open-source cross-platform API Client built using Flutter which can help you easily create & customize your API requests, visually inspect responses and generate API integration code. A lightweight alternative to postman/insomnia.






Api Quest is a desktop application designed for executing HTTP requests, storing them on the local file system, and providing portability. Whether you're a developer, QA or system engineer, this tool offers solution for handling HTTP requests effectively.

Native desktop app for Windows offers high-performance REST and HTTP API testing, low memory and CPU use, custom methods, portable version, proxy support, multiple environments, code generation, multilingual interface, and import/export in light or dark themes.




Lama2 defines the human-friendly l2 syntax and CLI for describing and executing APIs. Store your APIs in plain-text files. Collaborate with team using version control (say, git). Run Lama2 directly from VSCode extension. Think of Lama2 as Markdown for APIs.


EchoAPI is an all-in-one API development collaboration platform that offers essential features like API debugging, design, automated testing, stress testing, and documentation generation.
The Zero Trust API Client - A Secure & Free Alternative to Postman , Insomnia & Thunder Client.



