SHSelfHostIndex

Calligra Suite vs Mailu

A side-by-side comparison of two self-hosted apps from related categories — licensing, setup difficulty, resource needs, and what each one replaces.

Not the right match-up?
CA Calligra Suite Graphic art and office suite from KDE VS MA Mailu Simple yet full-featured Docker mail server
FeatureCalligra SuiteMailu
CategoryOffice SuitesMail Servers
LicenseGPL-2.0MIT
LanguageC++Python
Setup difficultyMediumMedium
Min. RAM512 MB2,048 MB
Deploymentbare-metal, sourcedocker, kubernetes
GitHub stars★ 300★ 7,443
First released20112016
ReplacesMicrosoft 365Google Workspace, Microsoft 365

Why pick each one

Choose Calligra Suite if…

  • Fully open source
  • Integrates with KDE
Calligra Suite details

Choose Mailu if…

  • Lighter than mailcow
  • Kubernetes support
Mailu details

Frequently asked questions

Is Calligra Suite or Mailu better?

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

Are Calligra Suite and Mailu free and open-source?

Yes. Calligra Suite is licensed under GPL-2.0 and Mailu under MIT. Both can be self-hosted at no software cost.

Can I run Calligra Suite and Mailu with Docker?

Calligra Suite: check the project docs for container support. Mailu: yes.

Related comparisons