Basemap Gallery component
Basemaps with different projections
Edit features with the Editor component
Elevation Profile component
Clustering - advanced configuration
FlowRenderer with effects and blending
ImageryTileLayer - shaded relief renderer
SceneLayerView - query statistics by geometry
Dot density
Animate layer view effect
Weather component
Edit features in 3D with the Editor widget
You can also download the ArcGIS Maps SDK for JavaScript 4.32 single archive with all samples.