Create PDF documents from .NET applications

I have seen a very common question in the forums – How can I create PDF documents from my .NET application?

Here are some of the OpenSouce and Paid libraries that allow you to do so:

Open Source
PDFSharp - PDFsharp is the Open Source library that easily creates PDF documents from any .NET language
iTextSharp – Library to create/manipulate PDF documents on-the-fly
Report.NET - generate PDF documents in a simple and flexible manner
PDFjet for .NET - royalty-free PDF library

Paid Libraries
PDF4NET - .NET library for adding PDF capabilities your .NET application
ABCpdf - Dynamically create Adobe PDF documents on the fly
DynamicPDF™ Generator for .NET - real-time creation of PDF documents based on dynamic data