FOSStriangulator is a free and open source triangulated illustrations maker for Linux and Windows. It is released under open source GNU General Public License. It is based on Concept Farm’s Image Triangulator code. Using this you can triangulate any image in this application. This is a simple and easy to use application. It is still in early days. You can save your triangulated image in pdf file format. The level of abstraction you get depends on the amount of points you plot on your image.