An interactive viewer for three-dimensional chemical structures.
Display, convert, and edit raster image and vector image files
Another drawing editor for LaTeX with PSTricks & TikZ
Modular XSL-FO Implementation for Java.
Java3d scenegraph editor
Concise spatial query and representation system (c-squares)
open source python packages for X-ray MicroLaue Diffraction analysis
Fluid width for YouTube, Vimeo, Vine, VideoPress, DailyMotion, etc.