Singularity Registry HPC vs Zot Registry
| Singularity Registry HPC | Zot Registry | |
|---|---|---|
| Free plan | No | No |
| Free trial | No | No |
| Paid from | — | — |
| Open source | No | No |
| Platforms | api, Linux, self-hosted | Web, Linux |
| Image scanning | — | Yes |
| OCI artifacts | — | Yes |
| Immutable tags | — | Yes |
| Retention policies | — | Yes |
Both are listed in Best Container Registries. On Inferse, Singularity Registry HPC scores higher on our published basis.