# crane registry > This command serves a registry implementation on an automatically chosen port (:0), $PORT or --address. > The command blocks while the server accepts pushes and pulls and contents are can be stored in memory, and disk. > More information: . - Serve a registry implementation: `crane registry serve` - Address to listen on: `crane registry serve --address {{address_name}}` - Path to a directory where blobs will be stored: `crane registry serve --disk {{path/to/store_dir}}` - Display help for `crane registry`: `crane registry {{-h|--help}}` - Display help for `crane registry serve`: `crane registry serve {{-h|--help}}`