Merge branch 'awesome-selfhosted:master' into backtotopfix

non-free.md

@@ -97,6 +97,7 @@
 - [EmbassyOS](https://start9.com) - Graphical Operating System for running self-hosted, open source services. ([Source Code](https://github.com/Start9Labs/embassy-os)) `⊘ Proprietary` `Rust`
 - [hMailServer](https://www.hmailserver.com) - Open-source e-mail server for Microsoft Windows. ([Source Code](https://github.com/hmailserver/hmailserver)) `⊘ Proprietary` `C++`
 - [Poste.io](https://poste.io) - Full-featured solution for your Email server. Native implementation of last anti-SPAM methods, webmail and easy administration included. Free tier available. ([Demo](https://poste.io/demo)) `⊘ Proprietary` `Unknown`
+- [Umbrel](https://umbrel.com/) - A beautiful personal server OS for self-hosting. Install on a Raspberry Pi 4 or Ubuntu/Debian. ([Source Code](https://github.com/getumbrel/umbrel)) `⊘ Proprietary` `Nodejs/Docker`
 
 
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