# docker-mailserver vs SimpleRelay

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

| | docker-mailserver | SimpleRelay |
|---|---|---|
| Score | 80/100 ✓ | 46/100 |
| Rank in category | #1 of 16 in Mail Server | #77 of 106 in Email |
| GitHub stars | 19 700 ✓ | 189 |
| Stars, last 30 days | +827 | — |
| Stable releases, 12 months | 2 | 2 |
| Latest release | v16.0.1 · 4 Sept 2026 ✓ | v1.1.0 · 20 Jun 2026 |
| Setup | Advanced | Moderate ✓ |
| Official Docker image | Yes ✓ | No |
| License | MIT | MIT |
| Main language | Shell | Python |

## Which one should you pick?

docker-mailserver scores 80/100 against 46/100 for SimpleRelay, so it is the safer default.

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

docker-mailserver is growing faster right now (+827 stars in 30 days).

## Details

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

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