First off, of the ones you have to pay for, which are the best do-it-yourself dvd'sor software to help with calibration? Second, are there any free tools that you can download? I assume not, but it doesn't hurt to ask.
Digital Video Essentials DVD: http://www.amazon.com/Digital-Video...pd_bbs_sr_1/002-5309160-9263225?ie=UTF8&s=dvd If you have an HD DVD player or the 360 add-on here's the HD-DVD version for release later this month: http://www.amazon.com/Digital-Video...pd_bbs_sr_2/002-5309160-9263225?ie=UTF8&s=dvd