listmonk vs WildDuck

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?
FeaturelistmonkWildDuck
CategoryMail ServersMail Servers
LicenseAGPL-3.0EUPL-1.2
LanguageGoJavaScript
Setup difficultyEasyHard
Min. RAM512 MB1,024 MB
Deploymentdocker, binary, sourcedocker, bare-metal
GitHub stars★ 22,670★ 2,107
First released20202017
ReplacesMailchimp, SendinblueMicrosoft Exchange, Gmail

Why pick each one

Choose listmonk if…

  • Fast and scalable
  • Modern admin UI
listmonk details

Choose WildDuck if…

  • API-driven management
  • Horizontally scalable
WildDuck details

Frequently asked questions

Is listmonk or WildDuck better?

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

Are listmonk and WildDuck free and open-source?

Yes. listmonk is licensed under AGPL-3.0 and WildDuck under EUPL-1.2. Both can be self-hosted at no software cost.

Can I run listmonk and WildDuck with Docker?

listmonk: yes. WildDuck: yes.

Related comparisons