Easy!Appointments 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?
Easy!Appointments
Open-source web appointment scheduler
VS
Calcom Calendar
Open-source scheduling and appointment booking platform
| Feature | Easy!Appointments | Calcom Calendar |
|---|---|---|
| Category | Groupware | Groupware |
| License | GPL-3.0 | AGPL-3.0 |
| Language | PHP | TypeScript |
| Setup difficulty | Easy | Medium |
| Min. RAM | 256 MB | 1,024 MB |
| Deployment | docker, bare-metal, source | docker, bare-metal, source |
| GitHub stars | ★ 4,306 | ★ 47,334 |
| First released | 2013 | 2021 |
| Replaces | Calendly, Acuity Scheduling | Calendly, Doodle |
Why pick each one
Frequently asked questions
Is Easy!Appointments or Calcom Calendar better?
Neither is universally better. Calcom Calendar has the larger community, while Easy!Appointments is simpler to set up (easy difficulty). Choose based on the comparison table above and your own setup.
Are Easy!Appointments and Calcom Calendar free and open-source?
Yes. Easy!Appointments 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 Easy!Appointments and Calcom Calendar with Docker?
Easy!Appointments: yes. Calcom Calendar: yes.
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