# Atheos vs harness

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

| | Atheos | harness |
|---|---|---|
| Score | 54/100 | 80/100 ✓ |
| Rank in category | #3 of 6 in Code Management | #3 of 28 in CI/CD |
| GitHub stars | 680 | 38 748 ✓ |
| Stars, last 30 days | +3 | +321 ✓ |
| Stable releases, 12 months | 0 | 6 ✓ |
| Latest release | — | v2.28.2 · 20 Apr 2026 |
| Setup | Moderate | Easy ✓ |
| Official Docker image | Yes | Yes |
| License | MIT | Apache-2.0 |
| Main language | JavaScript | Go |

## Which one should you pick?

harness scores 80/100 against 54/100 for Atheos, so it is the safer default.

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

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

harness is growing faster right now (+321 stars in 30 days).

## Details

- [Atheos](https://selfhost.directory/project/atheos) (markdown: https://selfhost.directory/project/atheos.md)
- [harness](https://selfhost.directory/project/harness) (markdown: https://selfhost.directory/project/harness.md)

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Source: https://selfhost.directory/compare/atheos-vs-harness