"The Free Software Foundation is working to develop a set of
libraries and programs that implement the PDF file format. Even
non-developers can contribute to the cause.
"The Free Software Foundation has initiated an effort to offer
Free Software implementations of the PDF file format. According to
the web page setup for donations, 'The GNU PDF project is
developing a free, high-quality and fully functional set of
libraries and programs that implement the PDF file format and
associated technologies to the coming ISO standard, ISO
32000...'"
