autotrace is a tool that converts bitmap to vector graphics.
Currently supported formats include:
o for input: BMP, TGA, PNM, PPM, PGM, PBM and
those supported by ImageMagick
o for export: ps, svg, xfig, swf, pstoedit,
emf, dxf, cgm, mif, p2e and sk
autotrace is distributed under the terms of GNU GPL.