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Zen BrowserFloorp
Free

Free and open source, funded by donations.

 Free

Free and open source under MPL-2.0. The project asks for sponsorship but nothing in the…

Windows, macOS, Linux Windows, macOS, Linux
  • Vertical tabs, workspaces and split view built in, no extensions needed
  • Firefox engine, so Firefox extensions and containers work
  • Vertical tabs, workspaces, split view and web panels are built in rather than bolted on with extensions
  • Firefox underneath, so Gecko, containers and Firefox add-ons all still work
  • Young project; interface changes between releases and bugs surface
  • A small team maintaining a Firefox fork is a real long-term risk
  • A small team rebasing on Firefox, so security updates arrive after Mozilla's, not with them
  • Less-travelled code than Firefox itself, which means interface bugs the main browser does not have
Downloadable app Downloadable app
Open source Open source
License: MPL-2.0 License: MPL-2.0
No account needed No account needed
Needs internet Needs internet

Checked September 21, 2026

Checked September 21, 2026

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