Yaak is an open-source, local-first API client that enables developers to send HTTP, GraphQL, gRPC, WebSocket, and SSE requests from their desktop or command line. It works offline, requires no account, supports Git-based sync, and offers strong privacy features. Ideal for developers and API testers who need a private, agent-friendly tool.
In the Developer Tools space, Yaak takes a focused approach. It focuses on testing and managing API requests locally without relying on cloud-based tools or accounts. It is built as an open-source project for developers and API testers. Yaak is open source under the MIT license. Yaak is available on the web, macOS, Windows, Linux, and the command line.
Yaak first shipped in 2023. Development happens publicly on GitHub with 18.9k stars and 113 commits in the last 90 days. Key capabilities include HTTP requests, graphQL support, and gRPC support.
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