listmonk vs DragonFly Mail Agent

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?
FeaturelistmonkDragonFly Mail Agent
CategoryMail ServersMail Servers
LicenseAGPL-3.0BSD-3-Clause
LanguageGoC
Setup difficultyEasyEasy
Min. RAM512 MB32 MB
Deploymentdocker, binary, sourcebinary, source
GitHub stars★ 22,670★ 263
First released20202008
ReplacesMailchimp, SendinblueSendmail, Postfix

Why pick each one

Choose listmonk if…

  • Fast and scalable
  • Modern admin UI
listmonk details

Choose DragonFly Mail Agent if…

  • Released under the BSD-3-Clause license
  • Easy to set up — beginner-friendly
  • Written in C
  • Tiny footprint — runs in 32 MB RAM
DragonFly Mail Agent details

Frequently asked questions

Is listmonk or DragonFly Mail Agent better?

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

Are listmonk and DragonFly Mail Agent free and open-source?

Yes. listmonk is licensed under AGPL-3.0 and DragonFly Mail Agent under BSD-3-Clause. Both can be self-hosted at no software cost.

Can I run listmonk and DragonFly Mail Agent with Docker?

listmonk: yes. DragonFly Mail Agent: check the project docs for container support.

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