* Organize, edit and display data in hierarchical form. Hierarchical DataGridView is a .NET WinForm grid control that organizes, edits and displays data in hierarchical form. Hierarchical DataGridView is compatible with Visual Studio 2005 and Visual Studio 2008. It is aimed at developers looking for a .NET grid control with data relation, self-referencing hierarchy, datastructure, multilevel data, master-detail, parent-child, category-subcategory, tree or recursion functionality.