Metadata Generation tools:
- MetadataDiagramConsole tool – https://docs.microsoft.com/en-us/dynamics365/customerengagement/on-premises/developer/use-metadata-generate-entity-diagrams
- Sample – https://github.com/microsoft/PowerApps-Samples/tree/master/cds
- UML Diagram Generator for XrmToolBox is a tool that generates Entity Relationship Diagrams (ERD) in the form of PlantUML files from metadata in Microsoft Dynamics 365 and the Power Platform Common Data Service. As the result is text based files they can be manually edited and kept in source control for change tracking over time.
- Entity Relation Diagram Creator for XrmToolBox is a tool that generates visual Entity Relationship Diagrams from metadata in Microsoft Dynamics 365 and the Power Platform Common Data Service.
Please see the Developer tools topic for community-developed tools and jonasr.app/uml for more information about UML Diagram Generator and journeyintocrm.com for more information about Entity Relation Diagram Creator.