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Hoppscotch vs Advanced REST Client: catalog facts
Hoppscotch	Advanced REST Client
Freemium Free and open source under the MIT licence, including self-hosting. A paid cloud plan…	Free Free to download; the source is published on GitHub.
Windows, macOS, Linux, Web, Self-hosted, Browser extension	macOS
Opens in a browser tab with nothing to install HTTP, GraphQL, WebSocket, Server-Sent Events, Socket.IO and MQTT	Dedicated desktop app for manual HTTP and REST testing Source code is public and the repository is still active
The browser version needs an extension or the desktop app to reach local services Team collaboration features are the paid part	No releases published on the GitHub releases page License is not clearly identified in the repository metadata
Web application, Downloadable app, Self-hosted, Browser extension	Downloadable app
Open source	Closed source
License: MIT	License not stated
No account needed	Not stated if an account is needed
Works offline	Not stated if it works offline
Official website Full listing and sources Checked September 21, 2026	Official website Full listing and sources Checked October 2, 2026

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