PDFCreator - PDFCreator converts every printable document to PDF and many other formats. Create professional PDFs with a few clicks and it's free. With many Professional Features: merge documents, send emails and more.
Okular - Okular is a universal document viewer based developed by KDE.
Foxit PhantomPDF - Edit PDF files with our feature-rich PDF Editor. Download Foxit PDF Editor to convert, sign, scan / OCR & more. A speedy PDF Editor alternative to Adobe Acrobat.
Sumatra PDF - Sumatra PDF is a slim PDF/DjVu/EPUB/XPS/CHM/CBR/CBZ/MOBI viewer for Windows.
Vector Conversion Tool - Easily convert your Vector files to other formats and back
Foxit Reader - Foxit Reader is a free and light-weight multi-platform PDF document viewer.