# Mail-in-a-Box vs Sonatype Nexus

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

| | Mail-in-a-Box | Sonatype Nexus |
|---|---|---|
| Score | 72/100 ✓ | 64/100 |
| Rank in category | #3 of 16 in Mail Server | #2 of 11 in Package Management |
| GitHub stars | 15 446 ✓ | 2 691 |
| Stars, last 30 days | +27 | +36 ✓ |
| Stable releases, 12 months | 4 | 30 ✓ |
| Latest release | v77 · 26 Sept 2026 | release-3.97.2-02 · 23 Oct 2026 ✓ |
| Setup | Moderate | Moderate ✓ |
| Official Docker image | No | Yes ✓ |
| License | CC0-1.0 | EPL-1.0 |
| Main language | Python | Java |

## Which one should you pick?

Mail-in-a-Box scores 72/100 against 64/100 for Sonatype Nexus, so it is the safer default.

Sonatype Nexus ships more often: 30 stable releases in the past year, against 4 for Mail-in-a-Box.

## Details

- [Mail-in-a-Box](https://selfhost.directory/project/mail-in-a-box) (markdown: https://selfhost.directory/project/mail-in-a-box.md)
- [Sonatype Nexus](https://selfhost.directory/project/sonatype-nexus) (markdown: https://selfhost.directory/project/sonatype-nexus.md)

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Source: https://selfhost.directory/compare/mail-in-a-box-vs-sonatype-nexus