It uses SVGWEB (http://code.google.com/p/svgweb/) project to provide cross-browser SVG support. SVG is vector format for web http://en.wikipedia.org/wiki/Scalable_Vector_Graphics How to use: Simple put a shortcode: [svg scr=/path_to_your_svg/my.svg width=100 height=100] src – path to svg file width – width in pixels height – height in pixels