# Mosquitto vs SpacetimeDB

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

| | Mosquitto | SpacetimeDB |
|---|---|---|
| Score | 76/100 ✓ | 75/100 |
| Rank in category | #1 of 10 in IoT | #7 of 38 in Databases |
| GitHub stars | 11 312 | 25 418 ✓ |
| Stars, last 30 days | +90 | +96 ✓ |
| Stable releases, 12 months | 0 | 7 ✓ |
| Latest release | — | v2.13.0 · 19 Oct 2026 |
| Setup | Moderate | Moderate ✓ |
| Official Docker image | No | Yes ✓ |
| License | Other | Other |
| Main language | C | Rust |

## Which one should you pick?

Mosquitto scores 76/100 against 75/100 for SpacetimeDB, so it is the safer default.

SpacetimeDB ships more often: 7 stable releases in the past year, against 0 for Mosquitto.

## Details

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

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Source: https://selfhost.directory/compare/mosquitto-vs-spacetimedb