Inkscape

Inkscape is an open source vector graphics editor, allowing among other things, working with shapes, paths, text, markers, clones, transforms, gradients, patterns, etc. With Inkscape file formats such as PostScript, EPS, JPEG, PNG and TIFF can be imported and created projects as PNG or vector-based file formats exported. Inkscape compares itself in functions with the well-known programs Illustrator, Freehand and CorelDraw.