grimmoryvsPostal
Two self-hosted projects, compared on the numbers selfhost.directory tracks live: score, popularity, release cadence and setup effort.
| grimmory | Postal | |
|---|---|---|
| Score | 69/100 | 72/100 |
| Rank in category | #2 of 12 in Book Management | #3 of 16 in Mail Server |
| GitHub stars | 4 621 | 16 898 |
| Stars, last 30 days | +202 | +74 |
| Stable releases, 12 months | 19 | 3 |
| Latest release | v3.5.0 · 21 Sept 2026 | 3.3.7 · 3 Jun 2026 |
| Setup | Moderate | Advanced |
| Official Docker image | Yes | Yes |
| License | AGPL-3.0 | MIT |
| Main language | Java | Ruby |
Which one should you pick?
Postal scores 72/100 against 69/100 for grimmory, so it is the safer default.
grimmory ships more often: 19 stable releases in the past year, against 3 for Postal.
If you want the quickest setup, grimmory is easier to run; Postal needs more configuration.
grimmory is growing faster right now (+202 stars in 30 days).
grimmory details →Postal details →
Swap a project
Keep grimmory, compare it with
Keep Postal, compare it with