Inkscape is a open source vector graphics editor application. what is vector graphics?
vector graphics is the use of geometrical primitives such as points, lines, curves, and shapes or polygon(s), which are all based upon mathematical equations, to represent images in computer graphics.
The above diagram shows the difference between the Vector graphics and the bitmap.
Inkscape is made to support SVG (Scalable Vector Graphics),XML and CSS.It was first developed for Linux but now it supports Windows, mac OS too. it is under development to support SVG fonts and CSS animation. The current version available is 0.46.
you can download Inkscape here
For Beginners tutorials are available in the
And a hope this blog which will help you to reach most from this software there are lots of tutorial available there.
here are some images and photos created with inkscape.
Images: wikipedia,flickr