# Postal vs trigger

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

| | Postal | trigger |
|---|---|---|
| Score | 72/100 | 76/100 ✓ |
| Rank in category | #3 of 16 in Mail Server | #7 of 32 in Workflow Automation |
| GitHub stars | 16 899 ✓ | 16 644 |
| Stars, last 30 days | +75 | +257 ✓ |
| Stable releases, 12 months | 3 | 49 ✓ |
| Latest release | 3.3.7 · 3 Jun 2026 | v4.8.1 · 23 Oct 2026 ✓ |
| Setup | Advanced ✓ | Advanced |
| Official Docker image | Yes | Yes |
| License | MIT | Apache-2.0 |
| Main language | Ruby | Typescript |

## Which one should you pick?

trigger scores 76/100 against 72/100 for Postal, so it is the safer default.

trigger ships more often: 49 stable releases in the past year, against 3 for Postal.

trigger is growing faster right now (+257 stars in 30 days).

## Details

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

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