Calibre is an Ebook management software.

TeX Live is a free software distribution for the TeX typesetting system that includes major TeX-related programs, macro packages, and fonts.

GNU TeXmacs is a free scientific word processor and typesetting component of the GNU Project.

Data Crow is the ultimate media cataloger and media organiser.

GonVisor is a multiple-format viewer for PC which supports pictures, comics, magazines, and books in electronic format.