DjView4 is a portable DjVu viewer and browser plugin.
Highlights:
* Entirely based on the public djvulibre api
* Entirely written in portable Qt4
* Works with Qt/X11, Qt/Mac, and Qt/Windows
* Continuous scrolling of pages
* Side-by-side display of pages
* Ability to specify a url to the djview command
* All plugin and cgi options available from the command line
* All silly annotations implemented
* Display thumbnails as a grid
* Display outlines
* Page names supported (see djvused command set-page-title)
* Metadata dialog (see djvused command set-meta)
* Implemented as reusable Qt widgets
WWW: http://djvu.sourceforge.net/djview4.html