DebOps vs Mail-in-a-Box
A side-by-side comparison of DebOps and Mail-in-a-Box — pricing, license, deployment, and where each tool wins.
DebOps
docs.debops.org
Your Debian-based data center in a box. A set of general-purpose Ansible roles that can be used to manage Debian or Ubuntu hosts.
Mail-in-a-Box
mailinabox.email
Turns any Ubuntu server into a fully functional mail server with one command.
| Feature | DebOps | Mail-in-a-Box |
|---|---|---|
| Pricing | Free | Free |
| Model | Open-source | Open-source |
| License | CC-BY-SA-3.0 | CC-BY-SA-3.0 |
| Deployment | Self-hosted | Self-hosted |
| Category | Communication - Email - Complete Solutions | Communication - Email - Complete Solutions |
| Self-hosted | ✓Yes | ✓Yes |
| Free tier | ✓Yes | ✓Yes |
Pick DebOps if…
- ✓You prefer DebOps's feature set or ecosystem fit.
Pick Mail-in-a-Box if…
- ✓You prefer Mail-in-a-Box's feature set or ecosystem fit.
Switch from DebOps → Mail-in-a-Box
16–60hhigh risk
Treat as a project — 16-60 engineering hours plus user training and parallel-run period.
Export from DebOps: mbox, IMAP
2 things to watch
- ⚠DNS / MX cutover window
- ⚠Spam reputation reset
Switch from Mail-in-a-Box → DebOps
16–64hhigh risk
Treat as a project — 16-64 engineering hours plus user training and parallel-run period.
Export from Mail-in-a-Box: mbox, IMAP
3 things to watch
- ⚠DNS / MX cutover window
- ⚠Spam reputation reset
- ⚠Fewer tutorials online for DebOps — expect more trial-and-error