cfn-format is a command line tool that reads an existing AWS CloudFormation template and outputs a cleanly-formatted, easy-to-read copy of the same template adhering to standards as used in AWS documentation. cfn-format can output either YAML or JSON as desired.
Snaps are applications packaged with all their dependencies to run on all popular Linux distributions from a single build. They update automatically and roll back gracefully.
Snaps are discoverable and installable from the Snap Store, an app store with an audience of millions.
Enable snapd
On Debian 9 (Stretch) and newer, snap can be installed directly from the command line: