Okular’s annotation features include commenting on PDF documents, highlighting and drawing lines, geometric shapes, adding textboxes, and stamps. Annotations are stored separately from the unmodified PDF file, or can be saved in the document as standard PDF annotations. It supports the following file formats: Portable Document Format (PDF) with the Poppler backend PostScript with the...
Software Group : PDF Readers
All PDF Readers :
Evince (/ˈɛvɪns/) is a document viewer for PDF, PostScript, DjVu, TIFF, XPS and DVI.
ePDFView is a lightweight PDF document viewer that only uses the GTK+ and Poppler libraries. It is currently under development, but already opens most PDF files (even encrypted), save copies of documents, and has support for printing using CUPS.