Calcom Calendar vs Nextcloud Deck
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?
Calcom Calendar
Open-source scheduling and appointment booking platform
VS
Nextcloud Deck
Kanban-style project planning inside Nextcloud
| Feature | Calcom Calendar | Nextcloud Deck |
|---|---|---|
| Category | Groupware | Groupware |
| License | AGPL-3.0 | AGPL-3.0 |
| Language | TypeScript | JavaScript |
| Setup difficulty | Medium | Easy |
| Min. RAM | 1,024 MB | 512 MB |
| Deployment | docker, bare-metal, source | source |
| GitHub stars | ★ 47,334 | ★ 1,410 |
| First released | 2021 | 2018 |
| Replaces | Calendly, Doodle | Trello |
Why pick each one
Choose Nextcloud Deck if…
- Released under the AGPL-3.0 license
- Easy to set up — beginner-friendly
- Active community (1.4k GitHub stars)
- Written in JavaScript
Frequently asked questions
Is Calcom Calendar or Nextcloud Deck better?
Neither is universally better. Calcom Calendar has the larger community, while Nextcloud Deck is simpler to set up (easy difficulty). Choose based on the comparison table above and your own setup.
Are Calcom Calendar and Nextcloud Deck free and open-source?
Yes. Calcom Calendar is licensed under AGPL-3.0 and Nextcloud Deck under AGPL-3.0. Both can be self-hosted at no software cost.
Can I run Calcom Calendar and Nextcloud Deck with Docker?
Calcom Calendar: yes. Nextcloud Deck: check the project docs for container support.