Chatmail vs SchildiChat

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?
FeatureChatmailSchildiChat
CategoryMail ServersMatrix & XMPP
LicenseMPL-2.0AGPL-3.0
LanguagePythonShell
Setup difficultyMediumEasy
Min. RAM512 MB128 MB
Deploymentdocker, bare-metal, sourcedocker, bare-metal, source
GitHub stars★ 476★ 465
First released20232020
ReplacesWhatsAppSlack, WhatsApp

Why pick each one

Choose Chatmail if…

  • Released under the MPL-2.0 license
  • First-class Docker support for quick deployment
  • Written in Python
  • Lightweight — runs in 512 MB RAM
Chatmail details

Choose SchildiChat if…

  • Released under the AGPL-3.0 license
  • Easy to set up — beginner-friendly
  • First-class Docker support for quick deployment
  • Written in Shell
SchildiChat details

Frequently asked questions

Is Chatmail or SchildiChat better?

Neither is universally better. Chatmail has the larger community, while SchildiChat is simpler to set up (easy difficulty). Choose based on the comparison table above and your own setup.

Are Chatmail and SchildiChat free and open-source?

Yes. Chatmail is licensed under MPL-2.0 and SchildiChat under AGPL-3.0. Both can be self-hosted at no software cost.

Can I run Chatmail and SchildiChat with Docker?

Chatmail: yes. SchildiChat: yes.

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