Vector magic is online tool developed ad Stanford University that converts bitmaps to vector images. This is a great tool, very easy to use and with great results. Just upload your image, and it will be converted online and available for you to download in vector format. Most of the bitmap images are... 

    Inkscape in an open source vector graphics editor. It uses  W3C standard Scalable Vector Graphics (SVG) file format. It supports  many  advanced SVG features.  It has nicely designed interface that enables you to easy perform simple and complex edit features.  Inkscape’s main goal...