getmail6 vs Mailspring

A side-by-side comparison of two self-hosted mail servers options — licensing, setup difficulty, resource needs, and what each one replaces.

Not the right match-up?
Featuregetmail6Mailspring
CategoryMail ServersMail Servers
LicenseGPL-2.0GPL-3.0
LanguagePythonJavaScript
Setup difficultyEasyEasy
Min. RAM32 MB512 MB
Deploymentbinary, sourcebinary, source
GitHub stars★ 164★ 17,730
First released20022017
ReplacesfetchmailOutlook, Apple Mail

Why pick each one

Choose getmail6 if…

  • Released under the GPL-2.0 license
  • Easy to set up — beginner-friendly
  • Written in Python
  • Tiny footprint — runs in 32 MB RAM
getmail6 details

Choose Mailspring if…

  • Released under the GPL-3.0 license
  • Easy to set up — beginner-friendly
  • Mature project with 17.7k GitHub stars
  • Written in JavaScript
Mailspring details

Frequently asked questions

Is getmail6 or Mailspring better?

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

Are getmail6 and Mailspring free and open-source?

Yes. getmail6 is licensed under GPL-2.0 and Mailspring under GPL-3.0. Both can be self-hosted at no software cost.

Can I run getmail6 and Mailspring with Docker?

getmail6: check the project docs for container support. Mailspring: check the project docs for container support.

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