When you select a composition you can now easily see on which other document types this composition has been used.
For example, you click on a 'sidebarComposition' document type, and you see that this composition is used in: BlogPage, ProductPage and in NewsPage.
NuGet install instructions for Umbraco 9+
dotnet add package Our.Umbraco.CompositionRelationsYou must login before you can report on package compatibility.