| `CI_PROJECT_TITLE` | 12.4 | all | The human-readable project name as displayed in the GitLab web interface. |
| `CI_PROJECT_URL` | 8.10 | 0.5 | The HTTP(S) address to access project |
| `CI_PROJECT_VISIBILITY` | 10.3 | all | The project visibility (internal, private, public) |
| `CI_REGISTRY` | 8.10 | 0.5 | If the Container Registry is enabled it returns the address of GitLab's Container Registry |
| `CI_REGISTRY` | 8.10 | 0.5 | If the Container Registry is enabled it returns the address of GitLab's Container Registry. This variable will include a `:port` value if one has been specified in the registry configuration. |
| `CI_REGISTRY_IMAGE` | 8.10 | 0.5 | If the Container Registry is enabled for the project it returns the address of the registry tied to the specific project |
| `CI_REGISTRY_PASSWORD` | 9.0 | all | The password to use to push containers to the GitLab Container Registry |
| `CI_REGISTRY_USER` | 9.0 | all | The username to use to push containers to the GitLab Container Registry |