If you don't need incremental backups (thus saving space for the signatures) and want to store to S3 Deep Glacier, take a look at https://github.com/mrichtarsky

If you don't need incremental backups (thus saving space for the signatures) and want to store to S3 Deep Glacier, take a look at https://github.com/mrichtarsky/glacier_deep_archive_backup https://github.com/mrichtarsky/glacier_deep_archive_backup