Document Viewer is a highly customizable document viewer for Android. ...more

xCHM is an free and open-source GUI front-end for CHMLIB (a viewer for Microsoft Compressed HTML Help files). It compiles and runs on Linux, BSD, Mac OS X and Microsoft Windows. ...more

zathura is a PDF viewer. ...more

qpdfview is a tabbed document viewer. ...more

Cool Reader is a configurable eBook viewer. ...more

WinDjView is a fast, compact and powerful DjVu viewing application for the Windows. ...more

MuPDF is a free and open-source software framework written in C that implements a PDF, XPS, and EPUB parsing and rendering engine. It is used primarily to render pages into bitmaps, but also provides support for other operations such as searching and listing the table of contents and hyperlinks. ...more

Konqueror is a free and open-source web browser and file manager that provides file viewer functionality for file systems such as local files, files on a remote FTP server and files in a disk image. It is a core part of the KDE Software Compilation. ...more

PDF.js. A general-purpose, web standards-based platform for parsing and rendering PDFs. ...more

Evince is a document viewer for PDF, PostScript, DjVu, TIFF, XPS and DVI formats. ...more

Sumatra PDF is PDF reader and writer for Windows. ...more