Compare software

Restfox vs Yaak: catalog facts
Restfox	Yaak
Free Free and open source.	Freemium Yaak is MIT licensed and free to build and use. Development is funded by…
Web	Windows, macOS, Linux
Lightweight and quick to open Works offline	Requests are stored as files on your machine, so a git repository is the shared collection REST, GraphQL, gRPC, WebSocket and Server-Sent Events in one client
Fewer collaboration and automation features than larger API platforms	A much younger project than Postman, with a smaller community No hosted collaboration features if that is what you actually want
Downloadable app, Web application	Downloadable app
Open source	Open source
License not stated	License: MIT
Not stated if an account is needed	No account needed
Works offline	Works offline
Official website Full listing and sources Checked September 23, 2026	Official website Full listing and sources Checked September 21, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.