# PostHog vs Traffic Source

> Two self-hosted [Analytics projects](https://selfhost.directory/analytics), compared on the numbers selfhost.directory tracks live: score, popularity, release cadence and setup effort.

| | PostHog | Traffic Source |
|---|---|---|
| Score | 81/100 ✓ | 51/100 |
| Rank in category | #1 of 27 in Analytics | #10 of 27 in Analytics |
| GitHub stars | 40 493 ✓ | 679 |
| Stars, last 30 days | +584 | — |
| Stable releases, 12 months | 3487 ✓ | 0 |
| Latest release | agent-skills-v0.3875.0 · 28 Oct 2026 | — |
| Setup | Advanced | Moderate ✓ |
| Official Docker image | Yes ✓ | No |
| License | Other | MIT |
| Main language | Python | JavaScript |

## Which one should you pick?

PostHog scores 81/100 against 51/100 for Traffic Source, so it is the safer default.

PostHog ships more often: 3487 stable releases in the past year, against 0 for Traffic Source.

If you want the quickest setup, Traffic Source is easier to run; PostHog needs more configuration.

PostHog is growing faster right now (+584 stars in 30 days).

## Details

- [PostHog](https://selfhost.directory/project/posthog) (markdown: https://selfhost.directory/project/posthog.md)
- [Traffic Source](https://selfhost.directory/project/traffic-source) (markdown: https://selfhost.directory/project/traffic-source.md)

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Source: https://selfhost.directory/compare/posthog-vs-traffic-source