PDFView4NET is a .NET toolkit for adding PDF render and print support in .NET applications. It includes a PDF viewer control for Windows Forms, WPF and Silverlight and a .NET library for rendering and printing PDF files from any .NET application. The PDF viewer control includes support for annotating PDF files, bookmarks navigation, adding and removing file attachments and other features. The toolkit includes its own PDF rendering engine and it does not rely on any other software for rendering and printing PDF files. PDFView4NET toolkit has been developed entirely in C#, being 100% managed code. The toolkit comes in 2 separate editions, WinForms and WPF & Silverlight.