# EMQX vs PostHog

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

| | EMQX | PostHog |
|---|---|---|
| Score | 78/100 | 81/100 ✓ |
| Rank in category | #1 of 14 in Messaging | #1 of 27 in Analytics |
| GitHub stars | 16 868 | 40 497 ✓ |
| Stars, last 30 days | +114 | +588 ✓ |
| Stable releases, 12 months | 15 | 3504 ✓ |
| Latest release | 6.3.2 · 16 Oct 2026 | agent-skills-v0.3894.0 · 29 Oct 2026 ✓ |
| Setup | Advanced ✓ | Advanced |
| Official Docker image | Yes | Yes |
| License | Other | Other |
| Main language | Erlang | Python |

## Which one should you pick?

PostHog scores 81/100 against 78/100 for EMQX, so it is the safer default.

PostHog ships more often: 3504 stable releases in the past year, against 15 for EMQX.

PostHog is growing faster right now (+588 stars in 30 days).

## Details

- [EMQX](https://selfhost.directory/project/emqx) (markdown: https://selfhost.directory/project/emqx.md)
- [PostHog](https://selfhost.directory/project/posthog) (markdown: https://selfhost.directory/project/posthog.md)

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Source: https://selfhost.directory/compare/emqx-vs-posthog