# coolify vs harness

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

| | coolify | harness |
|---|---|---|
| Score | 89/100 ✓ | 80/100 |
| Rank in category | #1 of 14 in Platform as a Service | #3 of 28 in CI/CD |
| GitHub stars | 65 148 ✓ | 38 745 |
| Stars, last 30 days | +2 946 ✓ | +318 |
| Stable releases, 12 months | 45 ✓ | 6 |
| Latest release | v4.5.3 · 28 Oct 2026 ✓ | v2.28.2 · 20 Apr 2026 |
| Setup | Moderate | Easy ✓ |
| Official Docker image | Yes | Yes |
| License | Apache-2.0 | Apache-2.0 |
| Main language | PHP | Go |

## Which one should you pick?

coolify scores 89/100 against 80/100 for harness, so it is the safer default.

coolify ships more often: 45 stable releases in the past year, against 6 for harness.

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

coolify is growing faster right now (+2 946 stars in 30 days).

## Details

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

## Related comparisons

- [Appwrite vs coolify](https://selfhost.directory/compare/appwrite-vs-coolify)
- [coolify vs dokploy](https://selfhost.directory/compare/coolify-vs-dokploy)

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