# Inbucket vs Stalwart Mail Server

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

| | Inbucket | Stalwart Mail Server |
|---|---|---|
| Score | 29/100 | 78/100 ✓ |
| Rank in category | #104 of 106 in Email | #2 of 16 in Mail Server |
| GitHub stars | 2 310 | 15 462 ✓ |
| Stars, last 30 days | — | +678 |
| Stable releases, 12 months | 2 | 31 ✓ |
| Latest release | v3.2.0 · 10 Oct 2026 | v1.0.1 · 28 Oct 2026 ✓ |
| Setup | — | Moderate |
| Official Docker image | Yes | Yes |
| License | MIT | AGPL-3.0-only AND LicenseRef-SEL |
| Main language | Go | Rust |

## Which one should you pick?

Stalwart Mail Server scores 78/100 against 29/100 for Inbucket, so it is the safer default.

Stalwart Mail Server ships more often: 31 stable releases in the past year, against 2 for Inbucket.

Stalwart Mail Server is growing faster right now (+678 stars in 30 days).

## Details

- [Inbucket](https://selfhost.directory/project/inbucket) (markdown: https://selfhost.directory/project/inbucket.md)
- [Stalwart Mail Server](https://selfhost.directory/project/stalwart-mail-server) (markdown: https://selfhost.directory/project/stalwart-mail-server.md)

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Source: https://selfhost.directory/compare/inbucket-vs-stalwart-mail-server