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