NeoMutt vs Betterbird

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?
FeatureNeoMuttBetterbird
CategoryMail ServersMail Servers
LicenseGPL-2.0MPL-2.0
LanguageCShell
Setup difficultyMediumEasy
Min. RAM64 MB256 MB
Deploymentbinary, sourcebinary, source
GitHub stars★ 3,799★ 948
First released20162022
ReplacesMicrosoft OutlookMicrosoft Outlook

Why pick each one

Choose NeoMutt if…

  • Released under the GPL-2.0 license
  • Active community (3.8k GitHub stars)
  • Written in C
  • Tiny footprint — runs in 64 MB RAM
NeoMutt details

Choose Betterbird if…

  • Released under the MPL-2.0 license
  • Easy to set up — beginner-friendly
  • Written in Shell
  • Tiny footprint — runs in 256 MB RAM
Betterbird details

Frequently asked questions

Is NeoMutt or Betterbird better?

Neither is universally better. NeoMutt has the larger community, while Betterbird is simpler to set up (easy difficulty). Choose based on the comparison table above and your own setup.

Are NeoMutt and Betterbird free and open-source?

Yes. NeoMutt is licensed under GPL-2.0 and Betterbird under MPL-2.0. Both can be self-hosted at no software cost.

Can I run NeoMutt and Betterbird with Docker?

NeoMutt: check the project docs for container support. Betterbird: check the project docs for container support.

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