https://www.infragistics.com/products/ignite-ui-blazor/blazor/components/grids/hierarchical-grid/overview
Blazor Hierarchical Grid | Fastest Blazor Hierarchical Table | Infragistics
The Ignite UI for Blazor Hierarchical Grid is used to display and manipulate hierarchical with ease. Quickly bind your data with very little coding. Try it for...
hierarchical gridblazorfastesttableinfragistics
https://www.yfiles.com/demos/layout/hierarchical-grid-components/
Hierarchical Grid Components Demo - yFiles for HTML
Grid components in the hierarchical layout result in more compact arrangements.
yfiles for htmlhierarchical gridcomponents demo