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Nordstjernen vs Servo: catalog facts
Nordstjernen	Servo
Free Free to download; the source is available but not under an open-source licence.	Free The open-source software is available without a license fee. Hosting, hardware and…
Windows, macOS, Linux, Android, iOS	Windows, macOS, Linux, Android
Independent engine not based on Chromium, Gecko or WebKit Development tracked against the HTML specification	Provides a shell for trying the engine on several platforms.
Source-available rather than open source; Northstar is the GPL sibling A from-scratch engine may not render every site correctly	It is a prototype engine rather than a finished everyday browser.
Downloadable app	Downloadable app
Closed source	Open source
License: Source-available	License: MPL-2.0
No account needed	Not stated if an account is 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.