# PostHog vs Stalwart Mail Server

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

| | PostHog | Stalwart Mail Server |
|---|---|---|
| Score | 81/100 ✓ | 79/100 |
| Rank in category | #1 of 27 in Analytics | #2 of 16 in Mail Server |
| GitHub stars | 40 499 ✓ | 15 470 |
| Stars, last 30 days | +580 | +667 ✓ |
| Stable releases, 12 months | 3506 ✓ | 31 |
| Latest release | agent-skills-v0.3896.0 · 29 Oct 2026 | v1.0.1 · 28 Oct 2026 |
| Setup | Advanced | Moderate ✓ |
| Official Docker image | Yes | Yes |
| License | Other | AGPL-3.0-only AND LicenseRef-SEL |
| Main language | Python | Rust |

## Which one should you pick?

PostHog scores 81/100 against 79/100 for Stalwart Mail Server, so it is the safer default.

PostHog ships more often: 3506 stable releases in the past year, against 31 for Stalwart Mail Server.

If you want the quickest setup, Stalwart Mail Server is easier to run; PostHog needs more configuration.

## Details

- [PostHog](https://selfhost.directory/project/posthog) (markdown: https://selfhost.directory/project/posthog.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/posthog-vs-stalwart-mail-server