Cost / License
- Free
- Open Source
Application types
Platforms
- Mac
- Windows
- Linux
- Online
- Docker




Bruno is described as 'New and innovative open source API client, aimed at revolutionizing the status quo represented by Postman, Insomnia and similar tools out there' and is a API Client in the development category. There are more than 25 alternatives to Bruno for a variety of platforms, including Linux, Mac, Windows, Web-based and Flathub 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.





Hubql is the most popular SaaS alternative to Bruno.
Talend API Tester makes it easy to invoke, discover and test HTTP and REST APIs.




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.

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.





Step CI is the most popular Self-Hosted alternative to Bruno.
