Read, write and edit metadata
GTK+ comic book viewer.
Powerful desktop publishing software
An interactive viewer for three-dimensional chemical structures.
Draw vector graphics to scale using a descriptive language
Modular XSL-FO Implementation for Java.
EasyABC is an open source ABC editor
GPS log file viewer and analyzer
Another drawing editor for LaTeX with PSTricks & TikZ
The ultimate cataloguer
JaxoDraw: Feynman Diagrams made easy!
Drawing, graphics conversion, software development, administration.
Various small and useful command-line utilities
ADAMS is a workflow engine for building complex knowledge workflows.
Webbased modeling tool
Simple Gnuplot automation and plot conversion tool.
A PDF parsing, modification and creation library.
A graphical frontend to tesseract-ocr
Hints for graphics conversion, gxhconvert script