Open Event Server vs Revel

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?
FeatureOpen Event ServerRevel
CategoryCalendar & ContactsCalendar & Contacts
LicenseGPL-3.0MIT
LanguagePythonPython
Setup difficultyHardMedium
Min. RAM1,024 MB512 MB
Deploymentdocker, sourcedocker
GitHub stars★ 3,006★ 106
First released20162026
ReplacesEventbrite, Sched

Why pick each one

Choose Open Event Server if…

  • Released under the GPL-3.0 license
  • First-class Docker support for quick deployment
  • Active community (3k GitHub stars)
  • Written in Python
Open Event Server details

Choose Revel if…

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

Frequently asked questions

Is Open Event Server or Revel better?

Neither is universally better. Open Event Server has the larger community, while Revel is simpler to set up (medium difficulty). Choose based on the comparison table above and your own setup.

Are Open Event Server and Revel free and open-source?

Yes. Open Event Server is licensed under GPL-3.0 and Revel under MIT. Both can be self-hosted at no software cost.

Can I run Open Event Server and Revel with Docker?

Open Event Server: yes. Revel: yes.

Related comparisons