a parametric 3D CAD modeler
Swiss army knife of image processing
3D fractal rendering software
A dithering software based around floats
Rendera is an open-source painting package.
SIMD-accelerated libjpeg-compatible JPEG codec library
Unofficial Windows builds of FontForge
Program for manipulating with mind maps
A small C library for building user interfaces with C, XML and CSS.
pgf/TikZ diagram editor
Fast, advanced, multi-platform fractal generator
Editor for configuring the open source navigation program Navit
realtime 3d surface rendering library
Rendering of 2D and 3D Celtic Knots
simple 3d scene viewer for windows/linux/android
Renderer for subtitle format SSB.
Ultra-simple and fast zipped JPEG viewer released under GPL