calcurse vs hitobito

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?
Featurecalcursehitobito
CategoryCalendar & ContactsCalendar & Contacts
LicenseBSD-2-ClauseAGPL-3.0
LanguageCRuby
Setup difficultyEasyMedium
Min. RAM16 MB512 MB
Deploymentbinary, sourcebare-metal
GitHub stars★ 1,301★ 475
First released20042026
ReplacesGoogle Calendar

Why pick each one

Choose calcurse if…

  • Released under the BSD-2-Clause license
  • Easy to set up — beginner-friendly
  • Active community (1.3k GitHub stars)
  • Written in C
calcurse details

Choose hitobito if…

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

Frequently asked questions

Is calcurse or hitobito better?

calcurse is the stronger all-round pick: it has both the larger community and the simpler easy setup. Consider hitobito if its specific feature set fits your needs better.

Are calcurse and hitobito free and open-source?

Yes. calcurse is licensed under BSD-2-Clause and hitobito under AGPL-3.0. Both can be self-hosted at no software cost.

Can I run calcurse and hitobito with Docker?

calcurse: check the project docs for container support. hitobito: check the project docs for container support.

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