The latest LUNA release (v7.3 on June 20, 2017) enhances LUNA’s capacity to serve as a preservation repository for source images as well as associated files in various formats.
INTRODUCING THE GOOGLE CLOUD STORAGE API
In addition to storing source and associated files in LUNA, the Google Cloud Storage API facilitates external cloud based storage with Nearline or Coldline options.
LUNA now gives you options for organizing and storing source and associated files and provides archival repository management within the LUNA user interface.