# Blackbox exporter vs Harbor

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

| | Blackbox exporter | Harbor |
|---|---|---|
| Score | 70/100 | 80/100 ✓ |
| Rank in category | #3 of 51 in Monitoring & observability | #1 of 12 in Container Registry |
| GitHub stars | 5 922 | 29 634 ✓ |
| Stars, last 30 days | +16 | +190 ✓ |
| Stable releases, 12 months | 3 | 10 ✓ |
| Latest release | v0.29.1 · 21 Oct 2026 | v2.14.6 · 23 Oct 2026 ✓ |
| Setup | Easy ✓ | Moderate |
| Official Docker image | Yes ✓ | No |
| License | Apache-2.0 | Apache-2.0 |
| Main language | Go | Go |

## Which one should you pick?

Harbor scores 80/100 against 70/100 for Blackbox exporter, so it is the safer default.

Harbor ships more often: 10 stable releases in the past year, against 3 for Blackbox exporter.

If you want the quickest setup, Blackbox exporter is easier to run; Harbor needs more configuration.

Harbor is growing faster right now (+190 stars in 30 days).

## Details

- [Blackbox exporter](https://selfhost.directory/project/blackbox-exporter) (markdown: https://selfhost.directory/project/blackbox-exporter.md)
- [Harbor](https://selfhost.directory/project/harbor) (markdown: https://selfhost.directory/project/harbor.md)

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Source: https://selfhost.directory/compare/blackbox-exporter-vs-harbor