A catalog in VMware Cloud Director Object Storage Extension is a container for ISO, OVA, OVF, MF, and VMDK files. What to read next Create a CatalogWhen you create a catalog, VMware Cloud Director Object Storage Extension creates a catalog bucket and reserves it as a system bucket. Create a Template in a CatalogTemplates are the folders within catalogs in VMware Cloud Director Object Storage Extension. Upload Files to a CatalogYou can upload ISO and OVA files to a catalog in VMware Cloud Director Object Storage Extension. Add a Catalog to VMware Cloud DirectorIf you created a catalog in VMware Cloud Director Object Storage Extension and uploaded media files to the catalog, you can add the catalog to the libraries of VMware Cloud Director. When you import a catalog to VMware Cloud Director, organization users can work with the catalog contents directly in VMware Cloud Director. Publish a CatalogWhen you publish a catalog, you make the catalog available for a subscription from VMware Cloud Director. Share a CatalogYou can share VMware Cloud Director Object Storage Extension catalogs with other users within your organization or publicly over the Internet. Review Shared CatalogsAs an organization user, you can review all catalogs that other users shared with you. As an organization administrator, you can review all the catalogs within your organization. Unpublish a CatalogWhen you unpublish a catalog, you restrict the subscription to the catalog from VMware Cloud Director and stop the existing subscriptions. Empty a CatalogTo clean up the inventory of VMware Cloud Director Object Storage Extension and to free storage space, you can empty a catalog. By emptying a catalog, you delete all objects from the catalog. Delete a CatalogTo clean up the inventory of VMware Cloud Director Object Storage Extension, you can delete the catalogs that you no longer need. Parent topic: Working with VMware Cloud Director Objects