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Supermium vs Serpent: catalog facts
Supermium	Serpent
Free Free to download from its GitHub repository.	Free Free to download.
Windows	Windows
Current Chromium engine on Windows XP through Windows 8.x Tracks recent Chromium versions	Runs on Windows XP and later Builds are GPG-signed for verification
Windows only Maintained by a small team, so security fixes may lag behind Chrome	Unofficial builds with no upstream affiliation Distributed as archives in a bare file directory with no installer
Downloadable app	Downloadable app
Closed source	Closed source
License not stated	License not stated
No account needed	No account needed
Not stated if it works offline	Not stated if it works offline
Official website Full listing and sources Checked September 23, 2026	Official website Full listing and sources Checked October 2, 2026

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