# Postal vs sessy

> Two self-hosted [Postmark alternatives](https://selfhost.directory/alternative-to/postmark), compared on the numbers selfhost.directory tracks live: score, popularity, release cadence and setup effort.

| | Postal | sessy |
|---|---|---|
| Score | 72/100 ✓ | 52/100 |
| Rank in category | #3 of 16 in Mail Server | #49 of 106 in Email |
| GitHub stars | 16 899 ✓ | 944 |
| Stars, last 30 days | +75 ✓ | +9 |
| Stable releases, 12 months | 3 ✓ | 0 |
| Latest release | 3.3.7 · 3 Jun 2026 | — |
| Setup | Advanced | Moderate ✓ |
| Official Docker image | Yes | Yes |
| License | MIT | Other |
| Main language | Ruby | Ruby |

## Which one should you pick?

Postal scores 72/100 against 52/100 for sessy, so it is the safer default.

Postal ships more often: 3 stable releases in the past year, against 0 for sessy.

If you want the quickest setup, sessy is easier to run; Postal needs more configuration.

Postal is growing faster right now (+75 stars in 30 days).

## Details

- [Postal](https://selfhost.directory/project/postal) (markdown: https://selfhost.directory/project/postal.md)
- [sessy](https://selfhost.directory/project/sessy) (markdown: https://selfhost.directory/project/sessy.md)

---
Source: https://selfhost.directory/compare/postal-vs-sessy