VM Role Authoring tool is published as an open source project on CodePlex. It provides an easy-to use-GUI for developing custom gallery resources for Windows Azure Pack VM Role.
With VM Role Authoring tool, the components of VM Role such as Resource Definition package and Resource Extension package can be developed from scratch, and it can also be used to modify the available gallery items at Microsoft for environmental specific requirements.
VM Role Authoring tool can be used for VM Roles developing and modifications operations, including: