Mailspring vs parsedmarc

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?
FeatureMailspringparsedmarc
CategoryMail ServersMail Servers
LicenseGPL-3.0Apache-2.0
LanguageJavaScriptPython
Setup difficultyEasyMedium
Min. RAM512 MB512 MB
Deploymentbinary, sourcedocker, source
GitHub stars★ 17,730★ 1,275
First released20172018
ReplacesOutlook, Apple MailDmarcian, Valimail

Why pick each one

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

Choose parsedmarc if…

  • Released under the Apache-2.0 license
  • First-class Docker support for quick deployment
  • Active community (1.3k GitHub stars)
  • Written in Python
parsedmarc details

Frequently asked questions

Is Mailspring or parsedmarc better?

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

Are Mailspring and parsedmarc free and open-source?

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

Can I run Mailspring and parsedmarc with Docker?

Mailspring: check the project docs for container support. parsedmarc: yes.

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