icon of Yaak

Yaak

A fast, offline, and Git-friendly API client for modern developers, supporting HTTP, GraphQL, WebSockets, SSE, and gRPC.

Yaak is a modern API client designed for developers who value speed, privacy, and seamless integration with existing workflows, supporting protocols like HTTP, GraphQL, WebSockets, SSE, and gRPC as an alternative to Postman and Testfully.

Key features include:

  • Local-Only Data: Ensures privacy with local data storage and secrets encryption.
  • Git-Friendly: Optionally stores data as plain text for easy version control with Git.
  • Extensible: Leverages NodeJS plugins for authentication and request actions.
  • Multi-Window Support: Enables multitasking across projects.
  • Import from various sources: Postman, Insomnia, OpenAPI, Curl, and Swagger.

Yaak is aimed at developers who need a reliable, extensible, and secure tool for API testing and development. It emphasizes a clean interface and local-first approach, differentiating itself from cloud-based alternatives.

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