



The best open source alternative to Okular is SumatraPDF. If that doesn't suit you, our users have ranked more than 100 alternatives to Okular and loads of them is open source so hopefully you can find a suitable replacement. Other interesting open source alternatives to Okular are PdfCraft, LibreOffice - Draw, Evince and KOReader.




Xreader is a document viewer capable of displaying multiple and single page document formats like PDF and Postscript.
A simple PDF document viewer, in the lines of Evince but without using the Gnome libraries. ePDFView is a free lightweight PDF document viewer using Poppler and GTK+ libraries.

modern computer flatboat is a mobile pdf viewer written in Qt and using MuPDF's libfitz.

Bookworm is a document reader that allows you to read more than 15 document formats including PDF, EPUB, and MOBI using a versatile, yet simple, and highly accessible interface.

Read the books you love without having to worry about different format complexities like epub, pdf, mobi, cbr, etc.




Comic Book Reader is the viewer you need to enjoy all your electronic publication. It is available both as Desktop and Windows 8 Metro UI for PC and tablets.




BePDF is a PDF viewer for the BeOS, Haiku & Zeta. Besides viewing, it supports annotating and user-defined bookmarking for unencrypted PDFs. It's fully localized for 20 languages at the moment with additional languages being easily added via text files.
BePDF is based o.

Get a beautiful white label eReader platform for your company. Your look-and-feel, your url, and your publications will be integrated into our first-class iOS and Android apps. Your EPUBs will be distributed to users as you choose through our professional cloud distribution...







Innovative open source JavaFX PDF Viewer that combines the power of JavaFX with IDRsolutions industry leading PDF library to deliver a complete cross-platform PDF Reader/Viewer.
