CasaOS vs Cosmos Server
A side-by-side comparison of two self-hosted dashboards & startpages options — licensing, setup difficulty, resource needs, and what each one replaces.
Not the right match-up?
CasaOS
Simple, easy-to-use home cloud system and dashboard
VS
Cosmos Server
Self-hosted dashboard, app store, and reverse proxy
| Feature | CasaOS | Cosmos Server |
|---|---|---|
| Category | Dashboards & Startpages | Dashboards & Startpages |
| License | Apache-2.0 | Apache-2.0 |
| Language | Go | JavaScript |
| Setup difficulty | Easy | Easy |
| Min. RAM | 512 MB | 512 MB |
| Deployment | docker, one-click | docker |
| GitHub stars | ★ 37,004 | ★ 6,093 |
| First released | 2021 | 2023 |
| Replaces | Google homepage | Google homepage |
Why pick each one
Frequently asked questions
Is CasaOS or Cosmos Server better?
Neither is universally better. CasaOS has the larger community; both share a easy setup difficulty, so the decision comes down to features and licensing.
Are CasaOS and Cosmos Server free and open-source?
Yes. CasaOS is licensed under Apache-2.0 and Cosmos Server under Apache-2.0. Both can be self-hosted at no software cost.
Can I run CasaOS and Cosmos Server with Docker?
CasaOS: yes. Cosmos Server: yes.