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.
From Inkscape SVG files to HTML image map or coordinate list
A simple tools to generate HTML imagemap or coordinates list (eg. to be inserted into a database) from an Inkscape SVG file. Also usefull for creating imagemap and generate area-coloured images on the fly using the coordinates (eg. in PHP with GD library). It requires Java to run.