Download a file through an SSH server
Just pipe the file to stdout on the server, and read it from stdin on your workstation.
All Files and Folders Recursively via Terminal
find . -type f > ../files-all.txt
All files from subfolders to parent folder
find . -mindepth 2 -type f -print -exec mv {} . \;
All files in Amazon S3
$ s3cmd ls -r s3://yourbucket/ | awk '{print $4}' > objects_in_bucket