aerc vs listmonk

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?
Featureaerclistmonk
CategoryMail ServersMail Servers
LicenseMITAGPL-3.0
LanguageGoGo
Setup difficultyMediumEasy
Min. RAM64 MB512 MB
Deploymentbinary, sourcedocker, binary, source
GitHub stars★ 3,300★ 22,670
First released20192020
ReplacesGmail, OutlookMailchimp, Sendinblue

Why pick each one

Choose aerc if…

  • Released under the MIT license
  • Active community (3.3k GitHub stars)
  • Written in Go
  • Tiny footprint — runs in 64 MB RAM
aerc details

Choose listmonk if…

  • Fast and scalable
  • Modern admin UI
listmonk details

Frequently asked questions

Is aerc or listmonk better?

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

Are aerc and listmonk free and open-source?

Yes. aerc is licensed under MIT and listmonk under AGPL-3.0. Both can be self-hosted at no software cost.

Can I run aerc and listmonk with Docker?

aerc: check the project docs for container support. listmonk: yes.

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