The Azure Automation team has released the ability for you to export and import graphical runbooks in the Automation service. You can save graphical runbooks in source control, share them with others, and copy them from one Automation account to another. The extension of the exported file is .graphrunbook.
Export Graphical Runbook
Import Graphical Runbook
We would love to hear your feedback and suggestions. Please tell us what you think in the Azure Automation feedback forum