Open Source Solid Modeling CAD
BRL-CAD is a powerful cross-platform constructive solid geometry solid modeling system that includes an interactive geometry editor, ray-tracing for rendering & geometric analyses, network distributed framebuffer support, image & signal-processing tools.
Image Manipulation PHP scripts. Create SWF images from uploaded pictures, Create JPG thumbnails, Create SWF thumbnails. Script require MING and GD2 library. Also includes an Online JPG to SWF converter with preloader.