Security-first diagramming for teams
Composable transformations of Python+NumPy programs
An award-winning drawing program for children of all ages
Swiss army knife of image processing
2D & 3D TeX-Aware Vector Graphics Language
Display, convert, and edit raster image and vector image files
Toolkit for working with and mapping geospatial data
JaxoDraw: Feynman Diagrams made easy!
Picture manager with focus on meta information (XMP, IPTC, EXIF)
Installs 180 Photoshop and GIMP Brushes, Plugins + Scripts fast
A generative art image evolver
Bar Code (1D or 2D) generator in pure Ada
Cross Platform GUI Toolkit
Atari XL/XE font maker for PC
2D CAD software
Insane(ly slow but wicked good) PNG image optimization
Growth-grammar related Interactive Modelling Platform
A ZX Spectrum UDG creator