Avalanche for Luminar converts any Aperture or Lightroom Catalog to Luminar Avalanche allows you to migrate your Aperture or Lightroom libraries without losing your settings, manage all your library migrations on your Mac in a few clicks. From Apple Aperture or Adobe Lightroom to Skylum Luminar 4, Avalanche makes it easy to move your pictures between apps without ever losing your organization structure and image settings. Export any Luminar4 library to files and folders.