Mail-in-a-BoxvsZPan
Two self-hosted projects, compared on the numbers selfhost.directory tracks live: score, popularity, release cadence and setup effort.
| Mail-in-a-Box | ZPan | |
|---|---|---|
| Score | 72/100 | 56/100 |
| Rank in category | #3 of 16 in Mail Server | #8 of 11 in Cloud Storage |
| GitHub stars | 15 446 | 2 080 |
| Stars, last 30 days | +27 | +2 |
| Stable releases, 12 months | 4 | 10 |
| Latest release | v77 · 26 Sept 2026 | v2.9.0 · 30 Aug 2026 |
| Setup | Moderate | Moderate |
| Official Docker image | No | Yes |
| License | CC0-1.0 | AGPL-3.0 |
| Main language | Python | Typescript |
Which one should you pick?
Mail-in-a-Box scores 72/100 against 56/100 for ZPan, so it is the safer default.
ZPan ships more often: 10 stable releases in the past year, against 4 for Mail-in-a-Box.
Mail-in-a-Box is growing faster right now (+27 stars in 30 days).
Mail-in-a-Box details →ZPan details →
Swap a project
Keep Mail-in-a-Box, compare it with
Keep ZPan, compare it with