docker-mailservervsUnregistry
Two self-hosted projects, compared on the numbers selfhost.directory tracks live: score, popularity, release cadence and setup effort.
| docker-mailserver | Unregistry | |
|---|---|---|
| Score | 80/100 | 63/100 |
| Rank in category | #1 of 16 in Mail Server | #4 of 12 in Container Registry |
| GitHub stars | 19 704 | 4 888 |
| Stars, last 30 days | +830 | +21 |
| Stable releases, 12 months | 2 | 4 |
| Latest release | v16.0.1 · 4 Sept 2026 | v0.4.3 · 12 Jun 2026 |
| Setup | Advanced | Easy |
| Official Docker image | Yes | Yes |
| License | MIT | Apache-2.0 |
| Main language | Shell | Go |
Which one should you pick?
docker-mailserver scores 80/100 against 63/100 for Unregistry, so it is the safer default.
Unregistry ships more often: 4 stable releases in the past year, against 2 for docker-mailserver.
If you want the quickest setup, Unregistry is easier to run; docker-mailserver needs more configuration.
docker-mailserver is growing faster right now (+830 stars in 30 days).
docker-mailserver details →Unregistry details →
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