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 popular API Client in the development category. There are more than 25 alternatives to Bruno for a variety of platforms, including Windows, Mac, Linux, Web-based and Flathub apps. The best Bruno alternative is Postman, which is free. Other great apps like Bruno are Insomnia REST Client, Yaak, ApiArk and Insomnium.
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.
Send HTTP requests to API endpoints. GetIt's main focus is to make your life a lot easier when you have to test APIs or use somebody else's API.
HarborClient is a free, open-source desktop API client for macOS, Windows, and Linux. It gives you a familiar Postman-style workspace—collections, environments, request scripts, and a tabbed editor—while keeping your work on your machine or on storage you control.
Build, test, and debug your APIs with a self-hosted tool that does what you actually need. Scripts, environments, OAuth 2.0, code generation, and an AI wizard that builds collections from your docs — no account required, no limits.
Keep your http requests in a single file that lives in your projects repo. This app lets you run your http requests from a .http file and includes features like load testing, pre and post request scripts, and request chaining.
A cross-platform HTTP client desktop application for testing HTTP and REST APIs, WebSocket, GraphQL (including subscriptions) and gRPC endpoints.
Native API client for Windows & Linux — collections, environments, OpenAPI import, Git sync, request chaining, and response testing.
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