| **CI_PROJECT_NAMESPACE** | 8.10 | 0.5 | The project namespace (username or groupname) that is currently being built |
| **CI_PROJECT_PATH** | 8.10 | 0.5 | The namespace with project name |
| **CI_PROJECT_PATH_SLUG** | 9.3 | all | `$CI_PROJECT_PATH` lowercased and with everything except `0-9` and `a-z` replaced with `-`. Use in URLs and domain names. |
| **CI_PROJECT_URL** | 8.10 | 0.5 | The HTTP address to access project |
| **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_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 |
