Singularity is the first tool that allows connection to 40+ different types of remote storage services, from consumer products such as Dropbox, Google Drive to enterprise cloud storage solutions such as AWS S3, Azure blob storage, FTP, HDFS, etc. This allows seamless integration with any existing storage solution the users have today.

Here are the relevant features that are under testing.
Data prep using S3:
singularity #96
singularity #97
Dataset rescan:
singularity #98
singularity #99
Dataset basic encryption