Start Level 1 Node: Extensibility Guide for X1 and X2 SAP Fiori AppsExtensibility Guide for X1 and X2 SAP Fiori AppsEnd Level 1 Node: Extensibility Guide for X1 and X2 SAP Fiori Apps
   Start Level 1 Node: Architecture OverviewArchitecture OverviewEnd Level 1 Node: Architecture Overview
   Start Level 1 Node: Application TypesApplication TypesEnd Level 1 Node: Application Types
   Start Level 1 Node: Content Layer ConsiderationsContent Layer ConsiderationsEnd Level 1 Node: Content Layer Considerations
   Start Level 1 Node: Extending Content LayersExtending Content LayersEnd Level 1 Node: Extending Content Layers
   Start Level 1 Node: Extending the SAP NetWeaver Gateway LayerExtending the SAP NetWeaver Gateway LayerEnd Level 1 Node: Extending the SAP NetWeaver Gateway Layer
      Start Level 2 Node: OData ExtensibilityOData ExtensibilityEnd Level 2 Node: OData Extensibility
         Start Level 3 Node: OData Extensibility in GatewayOData Extensibility in GatewayEnd Level 3 Node: OData Extensibility in Gateway
   Start Level 1 Node: Extending the UI LayerExtending the UI LayerEnd Level 1 Node: Extending the UI Layer
      Start Level 2 Node: Custom Application ExtensibilityCustom Application ExtensibilityEnd Level 2 Node: Custom Application Extensibility
      Start Level 2 Node: UI Extensibility WorkflowUI Extensibility WorkflowEnd Level 2 Node: UI Extensibility Workflow
         Start Level 3 Node: Download the SAP-Delivered Standard Application from the ABAP SystemDownload the SAP-Delivered Standard Application from the ABAP SystemEnd Level 3 Node: Download the SAP-Delivered Standard Application from the ABAP System
         Start Level 3 Node: Testing the SAP-Delivered Standard ApplicationTesting the SAP-Delivered Standard ApplicationEnd Level 3 Node: Testing the SAP-Delivered Standard Application
         Start Level 3 Node: Creating a Custom ApplicationCreating a Custom ApplicationEnd Level 3 Node: Creating a Custom Application
         Start Level 3 Node: Checking the SAP-Enabled Extension OptionsChecking the SAP-Enabled Extension OptionsEnd Level 3 Node: Checking the SAP-Enabled Extension Options
            Start Level 4 Node: Extension PointsExtension PointsEnd Level 4 Node: Extension Points
            Start Level 4 Node: Hiding UI ControlsHiding UI ControlsEnd Level 4 Node: Hiding UI Controls
            Start Level 4 Node: UI Controller HooksUI Controller HooksEnd Level 4 Node: UI Controller Hooks
            Start Level 4 Node: Extension IncludesExtension IncludesEnd Level 4 Node: Extension Includes
         Start Level 3 Node: Defining Extensions MetadataDefining Extensions MetadataEnd Level 3 Node: Defining Extensions Metadata
         Start Level 3 Node: Testing the Custom ApplicationTesting the Custom ApplicationEnd Level 3 Node: Testing the Custom Application
         Start Level 3 Node: Uploading the Custom Application to SAPUI5 RepositoryUploading the Custom Application to SAPUI5 RepositoryEnd Level 3 Node: Uploading the Custom Application to SAPUI5 Repository
         Start Level 3 Node: Smoke-Testing the Custom Application on the ABAP SystemSmoke-Testing the Custom Application on the ABAP SystemEnd Level 3 Node: Smoke-Testing the Custom Application on the ABAP System
         Start Level 3 Node: Configuring the Custom Application on the Fiori LaunchpadConfiguring the Custom Application on the Fiori LaunchpadEnd Level 3 Node: Configuring the Custom Application on the Fiori Launchpad
         Start Level 3 Node: Testing the Custom Application on the Fiori LaunchpadTesting the Custom Application on the Fiori LaunchpadEnd Level 3 Node: Testing the Custom Application on the Fiori Launchpad
   Start Level 1 Node: Additional ReferencesAdditional ReferencesEnd Level 1 Node: Additional References