ZetPDF is a C# ASP.NET VB.NET PDF API to create PDF documents from scratch using API or XML. PDF library for Windows Forms, WPF and Silverlight as well. ZetPDF is a .NET SDK 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. ZetPDF toolkit has been developed entirely in C#, being 100% managed code. SDK comes in 2 separate editions, WinForms and WPF & Silverlight. We also support .Net Core.

Features: .Net Core support Fast rendering engine( ARM/64, x86/64, MIPS ) Text search, text extraction Multiple page layout Thumbnails view Table of contents reading Text selection and clipboard support PDF decryption( 3DES, AES128, AES256 ) Open from file system or stream array Text reflow rendering( ebook style ) Text annotations Handwritten annotations Geometric primitive annotations Multimedia annotations Hyperlinks support PDF permission manipulation Re-save annotated/modified PDF PDF form fields reading PDF form fields creation Simple page manipulaiton( add text, add image ) PDF page manipulation( create, move, rotate, etc. ) Table of contents manipulation Metadata handling Save as new encrypted PDF