JaxoDraw: Feynman Diagrams made easy!
Simple Gnuplot automation and plot conversion tool.
BRIC is a powerful tool for batch image processing.
Simple and intuitive 2D vector drawing for electronics and not only.
Create PDF from JPEG scans and photos
Transforms bitmaps into vector graphics
A fast DVI to SVG converter
Converts Photo books to another format (ie. ifolor->scribus->pdf)