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Zervo vs Arc: catalog facts
Zervo	Arc
Free Free and open source under the MPL-2.0 licence.	Free Free to download and use. The software is closed source.
Windows, macOS, Linux	Windows, macOS
Uses Servo rather than Chromium or Gecko Sidebar workspaces with several layouts	Spaces keep work, personal and project browsing genuinely separate Split view and the command bar make keyboard-driven browsing fast
Some sites do not work because Servo is incomplete Linux and Windows builds are untested	The Browser Company has shifted its development focus to a newer browser, so Arc receives limited feature work No Linux build, and an account is required to use it
Downloadable app	Downloadable app
Open source	Closed source
License: MPL-2.0	License not stated
No account needed	Account needed
Not stated if it works offline	Not stated if it works offline
Official website Full listing and sources Checked October 2, 2026	Official website Full listing and sources Checked September 22, 2026

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