# Mailcow vs Versity S3 Gateway

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

| | Mailcow | Versity S3 Gateway |
|---|---|---|
| Score | 77/100 ✓ | 66/100 |
| Rank in category | #2 of 106 in Email | #2 of 5 in Storage |
| GitHub stars | 13 715 ✓ | 3 079 |
| Stars, last 30 days | +205 ✓ | +136 |
| Stable releases, 12 months | 16 ✓ | 14 |
| Latest release | 2026-10 · 21 Oct 2026 | v1.10.0 · 22 Oct 2026 ✓ |
| Setup | Advanced | Easy ✓ |
| Official Docker image | No | Yes ✓ |
| License | GPL-3.0 | Apache-2.0 |
| Main language | JavaScript | Go |

## Which one should you pick?

Mailcow scores 77/100 against 66/100 for Versity S3 Gateway, so it is the safer default.

Mailcow ships more often: 16 stable releases in the past year, against 14 for Versity S3 Gateway.

If you want the quickest setup, Versity S3 Gateway is easier to run; Mailcow needs more configuration.

## Details

- [Mailcow](https://selfhost.directory/project/mailcow) (markdown: https://selfhost.directory/project/mailcow.md)
- [Versity S3 Gateway](https://selfhost.directory/project/versity-s3-gateway) (markdown: https://selfhost.directory/project/versity-s3-gateway.md)

---
Source: https://selfhost.directory/compare/mailcow-vs-versity-s3-gateway