PostalvsTrinity
Two self-hosted projects, compared on the numbers selfhost.directory tracks live: score, popularity, release cadence and setup effort.
| Postal | Trinity | |
|---|---|---|
| Score | 72/100 | 57/100 |
| Rank in category | #3 of 16 in Mail Server | #60 of 209 in AI Agents |
| GitHub stars | 16 899 | 713 |
| Stars, last 30 days | +72 | +2 |
| Stable releases, 12 months | 3 | 4 |
| Latest release | 3.3.7 · 3 Jun 2026 | v1.0.0 · 20 Oct 2026 |
| Setup | Advanced | Advanced |
| Official Docker image | Yes | Yes |
| License | MIT | Apache-2.0 |
| Main language | Ruby | Python |
Which one should you pick?
Postal scores 72/100 against 57/100 for Trinity, so it is the safer default.
Trinity ships more often: 4 stable releases in the past year, against 3 for Postal.
Postal is growing faster right now (+72 stars in 30 days).
Postal details →Trinity details →
Swap a project
Keep Postal, compare it with
Keep Trinity, compare it with