MasterYANG™ is a visual NETCONF YANG  Data  Model Editor.

MasterYANG's integrated development environment (IDE) lets you design, edit and validate your data modules in one place conveniently.

Built-in synchronized Tree Editor and Text Editor.

MasterYANG runs on XP, Vista and Windows 7.

MasterYANG Key Features:

• Fully supports RFC6020, YANG Data Modeling Language for NETCONF.
• A robust built-in YANG compiler based on Pyang
  
• Build data modules quickly with wizards
• Visualize NETCONF data hierarchy in a tree graph
• Edit tree via copy, duplicate, reorder, drag-n-drop
• Convert to YIN, XSD, and Canonical YANG format
• Support generating UML diagrams 
• Support generating recursive module dependency