iRedMail vs Mox
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?
| Feature | iRedMail | Mox |
|---|---|---|
| Category | Mail Servers | Mail Servers |
| License | GPL-3.0 | MIT |
| Language | Shell | Go |
| Setup difficulty | Medium | Easy |
| Min. RAM | 4,096 MB | 256 MB |
| Deployment | bare-metal | docker, binary, source |
| GitHub stars | ★ 1,835 | ★ 5,771 |
| First released | 2007 | 2023 |
| Replaces | Microsoft Exchange, Google Workspace | Google Workspace, Microsoft 365 |
Why pick each one
Frequently asked questions
Is iRedMail or Mox better?
Mox is the stronger all-round pick: it has both the larger community and the simpler easy setup. Consider iRedMail if its specific feature set fits your needs better.
Are iRedMail and Mox free and open-source?
Yes. iRedMail is licensed under GPL-3.0 and Mox under MIT. Both can be self-hosted at no software cost.
Can I run iRedMail and Mox with Docker?
iRedMail: check the project docs for container support. Mox: yes.