Mailpitvsunleash
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 | 10 784 | 13 912 |
| Stars, last 30 days | +349 | +86 |
| 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 (+349 stars in 30 days).
Mailpit details →unleash details →
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