imapfilter vs Mailpit

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?
FeatureimapfilterMailpit
CategoryMail ServersMail Servers
LicenseMITMIT
LanguageCGo
Setup difficultyMediumEasy
Min. RAM32 MB64 MB
Deploymentbinary, sourcedocker, binary
GitHub stars★ 936★ 10,067
First released20012022
ReplacesGmail filtersMailtrap, MailHog

Why pick each one

Choose imapfilter if…

  • Released under the MIT license
  • Written in C
  • Tiny footprint — runs in 32 MB RAM
imapfilter details

Choose Mailpit if…

  • Very fast and small
  • Great developer UX
Mailpit details

Frequently asked questions

Is imapfilter or Mailpit better?

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

Are imapfilter and Mailpit free and open-source?

Yes. imapfilter is licensed under MIT and Mailpit under MIT. Both can be self-hosted at no software cost.

Can I run imapfilter and Mailpit with Docker?

imapfilter: check the project docs for container support. Mailpit: yes.

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