Cozy vs DAViCal
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
DAViCal
Server for sharing calendars and address books via DAV
| Feature | Cozy | DAViCal |
|---|---|---|
| Category | Groupware | Groupware |
| License | AGPL-3.0 | GPL-2.0 |
| Language | Go | PHP |
| Setup difficulty | Hard | Medium |
| Min. RAM | 1,024 MB | 256 MB |
| Deployment | docker, source | docker, bare-metal, source |
| GitHub stars | ★ 1,272 | ★ 200 |
| First released | 2016 | 2007 |
| Replaces | Google Workspace | Google Calendar, Microsoft Exchange |
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
Choose DAViCal if…
- Released under the GPL-2.0 license
- First-class Docker support for quick deployment
- Written in PHP
- Tiny footprint — runs in 256 MB RAM
Frequently asked questions
Is Cozy or DAViCal better?
Neither is universally better. Cozy has the larger community, while DAViCal is simpler to set up (medium difficulty). Choose based on the comparison table above and your own setup.
Are Cozy and DAViCal free and open-source?
Yes. Cozy is licensed under AGPL-3.0 and DAViCal under GPL-2.0. Both can be self-hosted at no software cost.
Can I run Cozy and DAViCal with Docker?
Cozy: yes. DAViCal: yes.