Harbor
Cloud native image registry that stores, signs, and scans content.
Harbor vs ZOT OCI Registry
Two self-hosted File Transfer - Object Storage & File Servers apps, compared on the facts we track: GitHub popularity and activity, license, language, Docker images and a rough hosting estimate.
Side by side
| Harbor | ZOT OCI Registry | |
|---|---|---|
| Description | Cloud native image registry that stores, signs, and scans content. | Production-ready vendor-neutral OCI-native container image registry. |
| GitHub stars | 29,672 | 2,957 |
| Forks | – | – |
| Open issues | – | – |
| Commits (12 months) | 425 | 423 |
| Last activity | 2026-11-04 | 2026-11-04 |
| Latest release | v2.16.0-rc1 (2026-10-27) | v2.1.23 (2026-11-02) |
| Maintenance health | Active | Active |
| License | Apache-2.0 | Apache-2.0 |
| Language / platform | Docker, K8S | Go, Docker |
| Docker Hub image | – | – |
| Docker pulls | – | – |
| Est. server size | ~1 GB, 1 vCPU | ~1 GB, 1 vCPU |
| Est. hosting from | $5/mo | $5/mo |
| Categories | File Transfer - Object Storage & File Servers | File Transfer - Object Storage & File Servers |
| Links | Website · Source | Website · Source |
What the numbers say
- Harbor is more popular on GitHub: 29.7k stars vs 3k for ZOT OCI Registry.
- ZOT OCI Registry published a release more recently (v2.1.23 on 2026-11-02; Harbor's latest is v2.16.0-rc1 on 2026-10-27).
- Both are licensed under Apache-2.0.
- ZOT OCI Registry is written in Go; the language of Harbor is not listed upstream.
- Deployment options listed upstream: Harbor: Docker, K8S; ZOT OCI Registry: Docker.
Summary: Harbor leads on GitHub popularity. The right choice depends on the features you need — read both project descriptions and docs.
This summary is generated from GitHub, Docker Hub and awesome-selfhosted data as of 2026-11-05. It does not rate features or quality.
Frequently asked questions
Is Harbor or ZOT OCI Registry more popular?
Harbor has more GitHub stars (29,672 vs 2,957 for ZOT OCI Registry, as of 2026-11-05). Stars measure interest, not quality.
Which is more actively maintained, Harbor or ZOT OCI Registry?
Commits in the last 12 months: Harbor 425, ZOT OCI Registry 423. Both had repository activity on 2026-11-04. Our health labels: Harbor is “Active”, ZOT OCI Registry is “Active”.
What licenses do Harbor and ZOT OCI Registry use?
Both use Apache-2.0.
Can I run Harbor and ZOT OCI Registry with Docker?
We did not detect a Docker Hub image for either app. The upstream listing mentions Docker as a deployment option for Harbor and ZOT OCI Registry. Check each project's documentation for install options.
Read more
ZOT OCI Registry
Production-ready vendor-neutral OCI-native container image registry.
Browse all self-hosted File Transfer - Object Storage & File Servers apps.