The vRealize Automation Extensibility Migration guide provides information about functionality changes between vRealize Automation 7.x extensibility and vRealize Automation 8.x extensibility.
The vRealize Automation 8.x Extensibility Migration Guide includes use cases that demonstrate the extensibility functionality in vRealize Automation 8.x.
For information on migrating vRealize Automation 7.x to 8.x, see the vRealize Automation 8 Transition Guide.