title: Edit Metadata of PDF File with C#
body: <p>i searching for methods or libarys to edit metadata of a pdf file like the programm <a href="http://www.becyhome.de/becypdfmetaedit/description_ger.htm" rel="noreferrer">becypdfmetaedit</a>.</p>
  
  <p>I want to write a program and i need this opton in this program.
  Perhaps you have some samples for c#.</p>
  
  <p>Thanks</p>