DaguvsStalwart Mail Server
Two self-hosted projects, compared on the numbers selfhost.directory tracks live: score, popularity, release cadence and setup effort.
| Dagu | Stalwart Mail Server | |
|---|---|---|
| Score | 68/100 | 79/100 |
| Rank in category | #10 of 32 in Workflow Automation | #2 of 16 in Mail Server |
| GitHub stars | 4 485 | 15 479 |
| Stars, last 30 days | +411 | +676 |
| Stable releases, 12 months | 65 | 31 |
| Latest release | v2.24.0 · 27 Oct 2026 | v1.0.1 · 28 Oct 2026 |
| Setup | Easy | Moderate |
| Official Docker image | Yes | Yes |
| License | GPL-3.0 | AGPL-3.0-only AND LicenseRef-SEL |
| Main language | Go | Rust |
Which one should you pick?
Stalwart Mail Server scores 79/100 against 68/100 for Dagu, so it is the safer default.
Dagu ships more often: 65 stable releases in the past year, against 31 for Stalwart Mail Server.
If you want the quickest setup, Dagu is easier to run; Stalwart Mail Server needs more configuration.
Dagu details →Stalwart Mail Server details →
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