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Otter Browser vs qutebrowser: catalog facts
Otter Browser	qutebrowser
Free The open-source software is available without a license fee. Hosting, hardware and…	Free Free software under the GPL. The maintainer works part-time on it funded by donations.
Windows, Linux	Windows, macOS, Linux
Brings traditional desktop browser controls into a Qt application.	Every action has a keyboard binding, and link hints mean you never need the mouse Configured in Python, so the config file can do real logic rather than toggles
Some planned features remain unfinished.	No Chrome or Firefox extension support; blocking is handled by its own config The bindings and config file are a genuine learning curve if you do not already use vim
Downloadable app	Downloadable app
Open source	Open source
License: GPL-3.0	License: GPL-3.0
Not stated if an account is needed	No account needed
Not stated if it works offline	Needs internet
Official website Full listing and sources Checked September 22, 2026	Official website Full listing and sources Checked September 21, 2026

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