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ZervoFloorp
Free

Free and open source under the MPL-2.0 licence.

 Free

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

Windows, macOS, Linux Windows, macOS, Linux
  • Uses Servo rather than Chromium or Gecko
  • Sidebar workspaces with several layouts
  • 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
  • Some sites do not work because Servo is incomplete
  • Linux and Windows builds are untested
  • 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
Not stated if it works offline Needs internet

Checked October 2, 2026

Checked September 21, 2026

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