acroread
aeskulap
apvlv
aqsis
buxon
calibre
camorama
cbrpager
comix
djview3
djview4
eog
epdfview
evince
fbreader
feh
flpsed
fslview
geeqie
gnome-specimen
gpicview
gthumb
gtkam
gv
gwenview
kchmviewer
meshlab
mirage
nfoview
okular
omaque
pdfedit
preview.app
qcomicbook
qtpfsgui
ristretto
txtreader
viewpdf.app
xchm
xpdf-reader
xreader
xviewer
yorick-cubeview