Cozy vs Radicale
A side-by-side comparison of two self-hosted groupware options — licensing, setup difficulty, resource needs, and what each one replaces.
Not the right match-up?
Cozy
Personal cloud platform with contacts and calendar
VS
Radicale
Simple, lightweight CalDAV and CardDAV server
| Feature | Cozy | Radicale |
|---|---|---|
| Category | Groupware | Groupware |
| License | AGPL-3.0 | GPL-3.0 |
| Language | Go | Python |
| Setup difficulty | Hard | Easy |
| Min. RAM | 1,024 MB | 64 MB |
| Deployment | docker, source | docker, bare-metal, source |
| GitHub stars | ★ 1,272 | ★ 4,877 |
| First released | 2016 | 2008 |
| Replaces | Google Workspace | Google Calendar, iCloud |
Why pick each one
Choose Cozy if…
- Released under the AGPL-3.0 license
- First-class Docker support for quick deployment
- Active community (1.3k GitHub stars)
- Written in Go
Frequently asked questions
Is Cozy or Radicale better?
Radicale is the stronger all-round pick: it has both the larger community and the simpler easy setup. Consider Cozy if its specific feature set fits your needs better.
Are Cozy and Radicale free and open-source?
Yes. Cozy is licensed under AGPL-3.0 and Radicale under GPL-3.0. Both can be self-hosted at no software cost.
Can I run Cozy and Radicale with Docker?
Cozy: yes. Radicale: yes.