Baïkal vs Calcom Calendar
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
Calcom Calendar
Open-source scheduling and appointment booking platform
| Feature | Baïkal | Calcom Calendar |
|---|---|---|
| Category | Groupware | Groupware |
| License | GPL-3.0 | AGPL-3.0 |
| Language | PHP | TypeScript |
| Setup difficulty | Easy | Medium |
| Min. RAM | 128 MB | 1,024 MB |
| Deployment | docker, bare-metal, source | docker, bare-metal, source |
| GitHub stars | ★ 3,258 | ★ 47,334 |
| First released | 2012 | 2021 |
| Replaces | Google Calendar, iCloud | Calendly, Doodle |
Why pick each one
Frequently asked questions
Is Baïkal or Calcom Calendar better?
Neither is universally better. Calcom Calendar has the larger community, while Baïkal is simpler to set up (easy difficulty). Choose based on the comparison table above and your own setup.
Are Baïkal and Calcom Calendar free and open-source?
Yes. Baïkal is licensed under GPL-3.0 and Calcom Calendar under AGPL-3.0. Both can be self-hosted at no software cost.
Can I run Baïkal and Calcom Calendar with Docker?
Baïkal: yes. Calcom Calendar: yes.