orbvsStalwart Mail Server
Two self-hosted projects, compared on the numbers selfhost.directory tracks live: score, popularity, release cadence and setup effort.
| orb | Stalwart Mail Server | |
|---|---|---|
| Score | 51/100 | 79/100 |
| Rank in category | #21 of 48 in Network Monitoring | #2 of 16 in Mail Server |
| GitHub stars | 682 | 15 470 |
| Stars, last 30 days | +0 | +667 |
| Stable releases, 12 months | 0 | 31 |
| Latest release | — | v1.0.1 · 28 Oct 2026 |
| Setup | Advanced | Moderate |
| Official Docker image | Yes | Yes |
| License | MPL-2.0 | AGPL-3.0-only AND LicenseRef-SEL |
| Main language | Go | Rust |
Which one should you pick?
Stalwart Mail Server scores 79/100 against 51/100 for orb, so it is the safer default.
Stalwart Mail Server ships more often: 31 stable releases in the past year, against 0 for orb.
If you want the quickest setup, Stalwart Mail Server is easier to run; orb needs more configuration.
Stalwart Mail Server is growing faster right now (+667 stars in 30 days).
orb details →Stalwart Mail Server details →