# docker-mailserver vs SpacetimeDB

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

| | docker-mailserver | SpacetimeDB |
|---|---|---|
| Score | 80/100 ✓ | 75/100 |
| Rank in category | #1 of 16 in Mail Server | #7 of 38 in Databases |
| GitHub stars | 19 705 | 25 407 ✓ |
| Stars, last 30 days | +831 ✓ | +85 |
| Stable releases, 12 months | 2 | 7 ✓ |
| Latest release | v16.0.1 · 4 Sept 2026 | v2.13.0 · 19 Oct 2026 ✓ |
| Setup | Advanced | Moderate ✓ |
| Official Docker image | Yes | Yes |
| License | MIT | Other |
| Main language | Shell | Rust |

## Which one should you pick?

docker-mailserver scores 80/100 against 75/100 for SpacetimeDB, so it is the safer default.

SpacetimeDB ships more often: 7 stable releases in the past year, against 2 for docker-mailserver.

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

docker-mailserver is growing faster right now (+831 stars in 30 days).

## Details

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

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