Cozy Contacts 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 Contacts
Contacts management app for the Cozy personal server
VS
Radicale
Simple, lightweight CalDAV and CardDAV server
| Feature | Cozy Contacts | Radicale |
|---|---|---|
| Category | Groupware | Groupware |
| License | AGPL-3.0 | GPL-3.0 |
| Language | JavaScript | Python |
| Setup difficulty | Medium | Easy |
| Min. RAM | 256 MB | 64 MB |
| Deployment | source | docker, bare-metal, source |
| GitHub stars | ★ 11 | ★ 4,877 |
| First released | 2018 | 2008 |
| Replaces | Google Contacts | Google Calendar, iCloud |
Why pick each one
Choose Cozy Contacts if…
- Released under the AGPL-3.0 license
- Written in JavaScript
- Tiny footprint — runs in 256 MB RAM
Frequently asked questions
Is Cozy Contacts or Radicale better?
Radicale is the stronger all-round pick: it has both the larger community and the simpler easy setup. Consider Cozy Contacts if its specific feature set fits your needs better.
Are Cozy Contacts and Radicale free and open-source?
Yes. Cozy Contacts 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 Contacts and Radicale with Docker?
Cozy Contacts: check the project docs for container support. Radicale: yes.