The Syncfusion native Blazor components library offers 70+ UI and Data Viz web controls that are responsive and lightweight for building modern web apps.
.NET PDF framework is a high-performance and comprehensive library used to create, read, merge, split, secure, edit, view, and review PDF files in C#/VB.NET.
Refer to Datagrid #5.20...datagrid with icons...maybe you could do something similar...
HP
> How can I draw an triangle in the right corner of the each cell in one specified datagridColumn?