FlyTreeView for ASP.NET

FlyTreeView for ASP.NET is a fully functional treeview control.

It is fully compatible with ASP.NET 2.0–4.0 and does not require additional Javascript frameworks.

Features

• Cross-browser implementation (IE, Firefox, Chrome, Safari and Opera).
• Built-in checkboxes.
• Built-in radiobuttons.
• Built-in context menu.
• On demand async nodes population using callbacks.
• Server-side templates with any ASP.NET code.
• Native .NET data binding (to hierarchical and plain data).
• Comprehensive client-side API.
• Advanced drag-and-drop (within or between treeviews,
  and even between treeviews and custom HTML elements on page).
• Keyboard navigation.
• Highly customizable styles and behavior options.
• Native ASP.NET control, complete design-time support for Visual Studio.
• Fast and lightweight, optimized for perfomance and size.
• Strict XHTML 1.1 standard compliant markup.
• Compliant with the Common Language Specification.
• Supports ASP.NET AJAX and plays well within UpdatePanel control.