DAViCal vs WildDuck
A side-by-side comparison of two self-hosted apps from related categories — licensing, setup difficulty, resource needs, and what each one replaces.
Not the right match-up?
DAViCal
Server for sharing calendars and address books via DAV
VS
WildDuck
Scalable IMAP and POP3 mail server with REST API
| Feature | DAViCal | WildDuck |
|---|---|---|
| Category | Groupware | Mail Servers |
| License | GPL-2.0 | EUPL-1.2 |
| Language | PHP | JavaScript |
| Setup difficulty | Medium | Hard |
| Min. RAM | 256 MB | 1,024 MB |
| Deployment | docker, bare-metal, source | docker, bare-metal |
| GitHub stars | ★ 200 | ★ 2,107 |
| First released | 2007 | 2017 |
| Replaces | Google Calendar, Microsoft Exchange | Microsoft Exchange, Gmail |
Why pick each one
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 DAViCal or WildDuck better?
Neither is universally better. WildDuck 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 DAViCal and WildDuck free and open-source?
Yes. DAViCal is licensed under GPL-2.0 and WildDuck under EUPL-1.2. Both can be self-hosted at no software cost.
Can I run DAViCal and WildDuck with Docker?
DAViCal: yes. WildDuck: yes.