hitobito vs OpenSlides

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?
FeaturehitobitoOpenSlides
CategoryCalendar & ContactsCalendar & Contacts
LicenseAGPL-3.0MIT
LanguageRubyShell
Setup difficultyMediumMedium
Min. RAM512 MB512 MB
Deploymentbare-metaldocker
GitHub stars★ 475★ 629
First released20262026
Replaces

Why pick each one

Choose hitobito if…

  • Released under the AGPL-3.0 license
  • Written in Ruby
  • Lightweight — runs in 512 MB RAM
hitobito details

Choose OpenSlides if…

  • Released under the MIT license
  • First-class Docker support for quick deployment
  • Written in Shell
  • Lightweight — runs in 512 MB RAM
OpenSlides details

Frequently asked questions

Is hitobito or OpenSlides better?

Neither is universally better. OpenSlides has the larger community; both share a medium setup difficulty, so the decision comes down to features and licensing.

Are hitobito and OpenSlides free and open-source?

Yes. hitobito is licensed under AGPL-3.0 and OpenSlides under MIT. Both can be self-hosted at no software cost.

Can I run hitobito and OpenSlides with Docker?

hitobito: check the project docs for container support. OpenSlides: yes.

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