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PureOS vs Alpine Linux: catalog facts
PureOS	Alpine Linux
Free Free to download, with optional monthly subscriptions from $5.99 to support development.	Free Free, open-source Linux distribution.
Linux	Linux
Made entirely of free software and fully auditable Same system runs on laptops and Librem phones	Very small base system using musl and BusyBox Frequent stable point releases across several branches
Fully free software policy can limit hardware support Closely tied to Purism's own devices	musl libc can cause compatibility issues with some prebuilt software Minimal by design, so more setup is needed for a full desktop
Operating system	Operating system
Open source	Open source
License not stated	License not stated
No account needed	No account needed
Works offline	Works offline
Official website Full listing and sources Checked September 23, 2026	Official website Full listing and sources Checked September 23, 2026

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