parlantvsStalwart Mail Server
Two self-hosted projects, compared on the numbers selfhost.directory tracks live: score, popularity, release cadence and setup effort.
| parlant | Stalwart Mail Server | |
|---|---|---|
| Score | 72/100 | 78/100 |
| Rank in category | #22 of 209 in AI Agents | #2 of 16 in Mail Server |
| GitHub stars | 18 311 | 15 465 |
| Stars, last 30 days | +22 | +681 |
| Stable releases, 12 months | 5 | 31 |
| Latest release | v3.3.2 · 28 Apr 2026 | v1.0.1 · 28 Oct 2026 |
| Setup | Advanced | Moderate |
| Official Docker image | No | Yes |
| License | Apache-2.0 | AGPL-3.0-only AND LicenseRef-SEL |
| Main language | Python | Rust |
Which one should you pick?
Stalwart Mail Server scores 78/100 against 72/100 for parlant, so it is the safer default.
Stalwart Mail Server ships more often: 31 stable releases in the past year, against 5 for parlant.
If you want the quickest setup, Stalwart Mail Server is easier to run; parlant needs more configuration.
Stalwart Mail Server is growing faster right now (+681 stars in 30 days).
parlant details →Stalwart Mail Server details →