# harness vs Traffic Source

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

| | harness | Traffic Source |
|---|---|---|
| Score | 80/100 ✓ | 51/100 |
| Rank in category | #3 of 28 in CI/CD | #10 of 27 in Analytics |
| GitHub stars | 38 753 ✓ | 679 |
| Stars, last 30 days | +319 ✓ | +0 |
| Stable releases, 12 months | 6 ✓ | 0 |
| Latest release | v2.28.2 · 20 Apr 2026 | — |
| Setup | Easy ✓ | Moderate |
| Official Docker image | Yes ✓ | No |
| License | Apache-2.0 | MIT |
| Main language | Go | JavaScript |

## Which one should you pick?

harness scores 80/100 against 51/100 for Traffic Source, so it is the safer default.

harness ships more often: 6 stable releases in the past year, against 0 for Traffic Source.

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

harness is growing faster right now (+319 stars in 30 days).

## Details

- [harness](https://selfhost.directory/project/harness) (markdown: https://selfhost.directory/project/harness.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/harness-vs-traffic-source