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Websoft9 vs umbrelOS: catalog facts
Websoft9	umbrelOS
Freemium Open source and free to install; enterprise subscriptions add professional support.	Free Free for personal and nonprofit use; Umbrel hardware is sold separately.
Linux, Web, Self-hosted	Self-hosted
Catalog of over 300 one-click apps Domain, SSL and backup handling built into the console	One-click installs from an app store of over 300 apps Runs on PCs, Raspberry Pi 5 and virtual machines
Main website is primarily in Chinese Geared toward business use cases	Source-available licence, not open source Commercial use is not covered by the free licence
Self-hosted	Operating system
Open source	Closed source
License: LGPL-3.0	License: PolyForm-Noncommercial-1.0.0
Not stated if an account is 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 23, 2026

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