Swiss army knife of image processing
Squeezebox SuperDateTime Weather.com Plugin
Read, write and edit metadata
Digital Library Software
Display, convert, and edit raster image and vector image files
XMLTV obtains and processes TV listings data
Picture manager with focus on meta information (XMP, IPTC, EXIF)
Various small and useful command-line utilities
Convert Netpbm programs to GIMP plug-ins
Simple Gnuplot automation and plot conversion tool.
Hints for graphics conversion, gxhconvert script
Linux Audio Converter / Tagger / CD Ripper