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Hoppscotch vs RESTer: catalog facts
Hoppscotch	RESTer
Freemium Free and open source under the MIT licence, including self-hosting. A paid cloud plan…	Free Free browser extension.
Windows, macOS, Linux, Web, Self-hosted, Browser extension	Browser extension
Opens in a browser tab with nothing to install HTTP, GraphQL, WebSocket, Server-Sent Events, Socket.IO and MQTT	Any HTTP method, headers and body Saved requests for reuse
The browser version needs an extension or the desktop app to reach local services Team collaboration features are the paid part	Runs only inside the browser Fewer collaboration features than full API platforms
Web application, Downloadable app, Self-hosted, Browser extension	Browser extension
Open source	Closed source
License: MIT	License not stated
No account needed	No account 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 September 24, 2026

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