You have a free pdf converter\creator solution
Free HTML to PDF Converter for C# .NET and ASP.NET MVC
Bulk conversion of doc->odt & odt->pdf using LibreOffice command line
MS Word / HTML to CHM / Web Help converter
The most completed managed wrapper around the Ghostscript library.
PostScript editor, PDF and PS Viewer, Converter
Simple, lightweight PDF converter.
PDF2Text converter
Simple Graphical frontend for merging and converting DJVU from PDF.