Can't get the CLI to respect the subdirectories and --recursive is not working : r/aws
S3 Folder Sync Tool - Synchronize Folders and Files from Local Drive to Amazon S3 and Vise Versa. File and Folder Sync to and from Amazon S3. Folder Sync Tool for Windows.
amazon web services - Deploy to AWS S3 sync with github - Stack Overflow
Sync Two S3 Buckets Using CDK and a Lambda Layer Containing the AWS CLI
Transfer terabytes of data between AWS s3 buckets cross-account, cross-region and cross-vpc | by Ilyes Ajroud | ITNEXT