Harbor
Joplin
| Feature | Harbor | Joplin |
|---|---|---|
| Pricing | Free only | Free / from $2.99/mo |
| Free Plan | ✓ Yes | ✓ Yes |
| Rating | 4.3 / 5 | 4.2 / 5 |
| Best For | enterprise-devops, container-teams, security-teams, regulated-industries | privacy-advocates, developers, linux-users, evernote-migrants |
| Founded | 2016 | 2017 |
| Container Registry | ✓ | ✗ |
| Vulnerability Scanning | ✓ | ✗ |
| Rbac | ✓ | ✗ |
| Image Signing | ✓ | ✗ |
| Replication | ✓ | ✗ |
| Garbage Collection | ✓ | ✗ |
| Audit Logs | ✓ | ✗ |
| Markdown | ✗ | ✓ |
| Encryption | ✗ | ✓ |
| Sync | ✗ | ✓ |
| Web Clipper | ✗ | ✓ |
| Plugins | ✗ | ✓ |
| Notebooks | ✗ | ✓ |
✓ Harbor Pros
- Completely free and CNCF graduated project
- Built-in vulnerability scanning (Trivy integration)
- Image signing and policy enforcement
- Multi-registry replication for geo-distribution
✗ Harbor Cons
- Requires self-hosting and infrastructure management
- UI is functional but not modern
- Initial setup complexity for production
✓ Joplin Pros
- Free and open-source
- End-to-end encryption
- Self-host option
- Import from Evernote
✗ Joplin Cons
- Less polished UI
- Sync requires setup
- Limited collaboration
The Verdict
Harbor is built for enterprise devops and container teams, with a focus on container-registry and vulnerability-scanning. Joplin targets privacy advocates and developers and leads with markdown and encryption.
Harbor uses custom enterprise pricing, while Joplin starts at $2.99/mo — a tangible advantage for teams with a fixed budget.
Both offer free plans, so you can test each with your real workflow before committing to a subscription.
Feature-wise, Harbor offers broader built-in capabilities (7 features vs 6), while Joplin takes a more focused approach — which can mean a simpler, faster onboarding experience.
This is a genuinely close comparison. If you can, sign up for both free trials (where available) and run a one-week test with your actual team tasks before deciding.