# docker-mailserver vs unopim

> Two self-hosted projects, compared on the numbers selfhost.directory tracks live: score, popularity, release cadence and setup effort.

| | docker-mailserver | unopim |
|---|---|---|
| Score | 80/100 ✓ | 69/100 |
| Rank in category | #1 of 16 in Mail Server | #1 of 6 in Product Management |
| GitHub stars | 19 704 ✓ | 11 046 |
| Stars, last 30 days | +830 ✓ | +47 |
| Stable releases, 12 months | 2 | 17 ✓ |
| Latest release | v16.0.1 · 4 Sept 2026 | v3.1.3 · 29 Sept 2026 ✓ |
| Setup | Advanced | Moderate ✓ |
| Official Docker image | Yes | Yes |
| License | MIT | MIT |
| Main language | Shell | PHP |

## Which one should you pick?

docker-mailserver scores 80/100 against 69/100 for unopim, so it is the safer default.

unopim ships more often: 17 stable releases in the past year, against 2 for docker-mailserver.

If you want the quickest setup, unopim is easier to run; docker-mailserver needs more configuration.

docker-mailserver is growing faster right now (+830 stars in 30 days).

## Details

- [docker-mailserver](https://selfhost.directory/project/docker-mailserver) (markdown: https://selfhost.directory/project/docker-mailserver.md)
- [unopim](https://selfhost.directory/project/unopim) (markdown: https://selfhost.directory/project/unopim.md)

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Source: https://selfhost.directory/compare/docker-mailserver-vs-unopim