# 3 Best Open Source Alternatives for Umbrel

Canonical: https://caniforkit.com/umbrel
Last updated: 2026-11-07

Looking for the best open source alternative for Umbrel? Compare 3 verified free and open source alternatives to Umbrel (CasaOS, Cosmos Server, YunoHost) with license details, self-hosting requirements, and practical trade-offs.

## Umbrel Overview & Subscription Cost
- **Product**: Umbrel
- **Category**: [dev tools](https://caniforkit.com/category/dev-tools)
- **Paid Subscription Price**: $25/month per seat
- **1-Seat Annualized Cost**: $300/year
- **5-Person Team Annualized Cost**: $1,500/year
- **10-Person Team Annualized Cost**: $3,000/year
- **Can I Vibe-Code / Rebuild It Myself?**: NO (use a free alternative, save the tokens)
- **Rebuild Verdict**: Instead of paying recurring SaaS fees for Umbrel or rebuilding it from scratch, deploy one of the 3 battle-tested open-source alternatives like CasaOS.

## Verified Free & Open Source Alternatives

| Alternative | Type | License | Runs On | GitHub Stars | Head-to-Head |
| --- | --- | --- | --- | --- | --- |
| [CasaOS](https://caniforkit.com/fork/casaos) | Open Source | Open Source | Self-host | ★ 37.6k | [Compare vs Umbrel](https://caniforkit.com/vs/umbrel-vs-casaos) |
| [Cosmos Server](https://caniforkit.com/fork/cosmos-server) | Open Source | Open Source | Self-host | ★ 6.2k | [Compare vs Umbrel](https://caniforkit.com/vs/umbrel-vs-cosmos-server) |
| [YunoHost](https://caniforkit.com/fork/yunohost) | Open Source | Open Source | Self-host | ★ 3k | [Compare vs Umbrel](https://caniforkit.com/vs/umbrel-vs-yunohost) |

## In-Depth Alternative Profiles

### CasaOS
- **Fork Page**: [CasaOS Profile](https://caniforkit.com/fork/casaos)
- **Head-to-Head Comparison**: [Umbrel vs CasaOS](https://caniforkit.com/vs/umbrel-vs-casaos)
- **Official Website**: https://casaos.io/
- **Source Code Repository**: https://github.com/icewhaletech/casaos
- **License**: Open Source
- **Runs On**: Self-host
- **GitHub Stars**: 37.6k
- **Maintenance Activity**: nov 2026
- **Supported Platforms**: web, self-hosted, docker to self-host
- **Summary**: CasaOS is an open-source personal cloud system that makes it easy to set up and manage your own home server
- **The Catch vs Umbrel**: Requires self-hosting setup, updates, and server maintenance compared to managed Umbrel.
- **Installation**: Clone https://github.com/icewhaletech/casaos or deploy with Docker Compose
- **Setup**: Deploy via Docker or binary release from GitHub and configure environment variables.
- **Data Storage**: All application data and configuration live on your own server or local database.

### Cosmos Server
- **Fork Page**: [Cosmos Server Profile](https://caniforkit.com/fork/cosmos-server)
- **Head-to-Head Comparison**: [Umbrel vs Cosmos Server](https://caniforkit.com/vs/umbrel-vs-cosmos-server)
- **Official Website**: https://cosmos-cloud.io
- **Source Code Repository**: https://github.com/azukaar/cosmos-server
- **License**: Open Source
- **Runs On**: Self-host
- **GitHub Stars**: 6.2k
- **Maintenance Activity**: nov 2026
- **Supported Platforms**: web, self-hosted, docker to self-host
- **Summary**: Complete self-hosting solution with automated maintenance, Smart-Shield protection, anti-DDoS, SSO authentication, and VPN access for secure private cloud management.
- **The Catch vs Umbrel**: Requires self-hosting setup, updates, and server maintenance compared to managed Umbrel.
- **Installation**: Clone https://github.com/azukaar/cosmos-server or deploy with Docker Compose
- **Setup**: Deploy via Docker or binary release from GitHub and configure environment variables.
- **Data Storage**: All application data and configuration live on your own server or local database.

### YunoHost
- **Fork Page**: [YunoHost Profile](https://caniforkit.com/fork/yunohost)
- **Head-to-Head Comparison**: [Umbrel vs YunoHost](https://caniforkit.com/vs/umbrel-vs-yunohost)
- **Official Website**: https://yunohost.org
- **Source Code Repository**: https://github.com/yunohost/yunohost
- **License**: Open Source
- **Runs On**: Self-host
- **GitHub Stars**: 3k
- **Maintenance Activity**: nov 2026
- **Supported Platforms**: web, self-hosted, docker to self-host
- **Summary**: Install and maintain your own server with minimal technical knowledge. Host websites, email, cloud storage, social networks, and more for complete digital independence.
- **The Catch vs Umbrel**: Requires self-hosting setup, updates, and server maintenance compared to managed Umbrel.
- **Installation**: Clone https://github.com/yunohost/yunohost or deploy with Docker Compose
- **Setup**: Deploy via Docker or binary release from GitHub and configure environment variables.
- **Data Storage**: All application data and configuration live on your own server or local database.

## Frequently Asked Questions

### What is the best free alternative to Umbrel?
The top free alternative to Umbrel is CasaOS (open source, Open Source). CasaOS is an open-source personal cloud system that makes it easy to set up and manage your own home server Other popular Umbrel replacements include Cosmos Server, YunoHost.

### How much does switching from Umbrel to a free alternative save?
Umbrel starts at $25/month per seat ($300/year). Switching a 5-person team to a free alternative like CasaOS saves $1,500 per year in software subscription fees.

### What is the catch when switching away from Umbrel?
While CasaOS replaces core Umbrel features without subscription fees, the real-world trade-off is: Requires self-hosting setup, updates, and server maintenance compared to managed Umbrel.

## Related

- [dev tools Software Category Hub](https://caniforkit.com/category/dev-tools)
- [All Paid SaaS Alternatives Index](https://caniforkit.com/alternatives)
- [Self-Hosted Software Directory](https://caniforkit.com/self-hosted)
- [Homepage](https://caniforkit.com)