The green line showing the average is very helpful to see the distribution in each dimension. A box plot would provide even more information. The bezier curves

The green line showing the average is very helpful to see the distribution in each dimension. A box plot would provide even more information. The bezier curves look beautiful on the quantized dimensions: ratings, keywords, price. diziet's example is released under BSD if you want to adapt it to your data. If you're interested in adding parallel coordinates to an existing application or start from scratch, I'm working on a library here: http://syntagmatic.github.com/parallel-coordinates/ http://syntagmatic.github.com/parallel-coordinates/