Baïkal 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?
Baïkal
Lightweight CalDAV and CardDAV server with web admin
VS
Radicale
Simple, lightweight CalDAV and CardDAV server
| Feature | Baïkal | Radicale |
|---|---|---|
| Category | Groupware | Groupware |
| License | GPL-3.0 | GPL-3.0 |
| Language | PHP | Python |
| Setup difficulty | Easy | Easy |
| Min. RAM | 128 MB | 64 MB |
| Deployment | docker, bare-metal, source | docker, bare-metal, source |
| GitHub stars | ★ 3,258 | ★ 4,877 |
| First released | 2012 | 2008 |
| Replaces | Google Calendar, iCloud | Google Calendar, iCloud |
Why pick each one
Frequently asked questions
Is Baïkal or Radicale better?
Neither is universally better. Radicale has the larger community; both share a easy setup difficulty, so the decision comes down to features and licensing.
Are Baïkal and Radicale free and open-source?
Yes. Baïkal is licensed under GPL-3.0 and Radicale under GPL-3.0. Both can be self-hosted at no software cost.
Can I run Baïkal and Radicale with Docker?
Baïkal: yes. Radicale: yes.