InfCloud vs OpnForm
A side-by-side comparison of two self-hosted calendar & contacts options — licensing, setup difficulty, resource needs, and what each one replaces.
Not the right match-up?
| Feature | InfCloud | OpnForm |
|---|---|---|
| Category | Calendar & Contacts | Calendar & Contacts |
| License | GPL-3.0 | AGPL-3.0 |
| Language | JavaScript | PHP |
| Setup difficulty | Easy | Medium |
| Min. RAM | 32 MB | 512 MB |
| Deployment | bare-metal, source | docker |
| GitHub stars | ★ 88 | ★ 3,545 |
| First released | 2013 | 2026 |
| Replaces | Google Calendar web | — |
Why pick each one
Choose InfCloud if…
- Released under the GPL-3.0 license
- Easy to set up — beginner-friendly
- Written in JavaScript
- Tiny footprint — runs in 32 MB RAM
Choose OpnForm if…
- Released under the AGPL-3.0 license
- First-class Docker support for quick deployment
- Active community (3.5k GitHub stars)
- Written in PHP
Frequently asked questions
Is InfCloud or OpnForm better?
Neither is universally better. OpnForm has the larger community, while InfCloud is simpler to set up (easy difficulty). Choose based on the comparison table above and your own setup.
Are InfCloud and OpnForm free and open-source?
Yes. InfCloud is licensed under GPL-3.0 and OpnForm under AGPL-3.0. Both can be self-hosted at no software cost.
Can I run InfCloud and OpnForm with Docker?
InfCloud: check the project docs for container support. OpnForm: yes.