# Mailpit vs unleash

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

| | Mailpit | unleash |
|---|---|---|
| Score | 77/100 ✓ | 75/100 |
| Rank in category | #2 of 106 in Email | #1 of 8 in Feature Flags |
| GitHub stars | 10 785 | 13 914 ✓ |
| Stars, last 30 days | +350 ✓ | +88 |
| Stable releases, 12 months | 23 ✓ | 15 |
| Latest release | v1.32.0 · 22 Oct 2026 | v8.3.0 · 27 Oct 2026 ✓ |
| Setup | Easy ✓ | Easy |
| Official Docker image | Yes | Yes |
| License | MIT | AGPL-3.0 |
| Main language | Go | Typescript |

## Which one should you pick?

Mailpit scores 77/100 against 75/100 for unleash, so it is the safer default.

Mailpit ships more often: 23 stable releases in the past year, against 15 for unleash.

Mailpit is growing faster right now (+350 stars in 30 days).

## Details

- [Mailpit](https://selfhost.directory/project/mailpit) (markdown: https://selfhost.directory/project/mailpit.md)
- [unleash](https://selfhost.directory/project/unleash) (markdown: https://selfhost.directory/project/unleash.md)

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Source: https://selfhost.directory/compare/mailpit-vs-unleash