Zaku is a native Rust, local-first, open-source API client engineered for speed and productivity.
Cost / License
- Free
- Open Source (AGPL-3.0)
Application type
Platforms
- Mac
- Windows
- Linux

Apps similar to Thunder Client include Bruno, which is open source with a free version. Other options are Postman, Insomnia REST Client, Yaak and Hoppscotch. API Clients like Thunder Client are a crowded field, with more than 50 alternatives for Mac, Windows, Linux, the web and Chrome OS.
Zaku is a native Rust, local-first, open-source API client engineered for speed and productivity.


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.








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