Maddy Mail Server 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?
Maddy Mail Server
Composable, all-in-one mail server in Go
VS
Mox
Modern, secure all-in-one mail server
| Feature | Maddy Mail Server | Mox |
|---|---|---|
| Category | Mail Servers | Mail Servers |
| License | GPL-3.0 | MIT |
| Language | Go | Go |
| Setup difficulty | Medium | Easy |
| Min. RAM | 256 MB | 256 MB |
| Deployment | docker, binary, source | docker, binary, source |
| GitHub stars | ★ 6,060 | ★ 5,771 |
| First released | 2019 | 2023 |
| Replaces | Google Workspace, Microsoft 365 | Google Workspace, Microsoft 365 |
Why pick each one
Choose Maddy Mail Server if…
- Drastically simpler than traditional stacks
- Low resource use
Frequently asked questions
Is Maddy Mail Server or Mox better?
Neither is universally better. Maddy Mail Server has the larger community, while Mox is simpler to set up (easy difficulty). Choose based on the comparison table above and your own setup.
Are Maddy Mail Server and Mox free and open-source?
Yes. Maddy Mail Server is licensed under GPL-3.0 and Mox under MIT. Both can be self-hosted at no software cost.
Can I run Maddy Mail Server and Mox with Docker?
Maddy Mail Server: yes. Mox: yes.