One thing that really sucks about the Amazon S3 command is not being able to efficiently list objects using the exclude and include filters.

I recently had a case when I needed to list GZip archives from one of our S3 buckets but only the ones ending by .gzip.

Since the ls command doesn't support filters (yet?), I found another way to get that listing: use the cp command, but in dry-run mode:

#!/bin/bash
export AWS_ACCESS_KEY_ID=  
export AWS_SECRET_ACCESS_KEY=

# Very important: DO NOT remove the --dryrun flag!
aws s3 cp s3://bucket-name . --recursive --no-progress
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