Downloaders take Granblue IDs and download images for those items from the Granblue Fantasy server in all relevant sizes. Downloaders can download to disk or stream the file directly to S3.
The Importer libraries take CSV data and import them into the database for each type. We currently support characters, summons and weapons.
AwsService handles streaming game image files from the Granblue Fantasy server to our S3 instance.