Ignition is described as 'CD/DVD burning optimizer. It helps you saving space on your media by optimizing the way files are placed on the CDs/DVDs of your set. For example if your backup fits on 3-4 CDs, a manual files organization might lead on a 4th with only 10 Mb of data when a better' and is an app in the cd/dvd tools category. There are three alternatives to Ignition for Windows. The best Ignition alternative is DiscFit, which is both free and Open Source. Other great apps like Ignition are SizeMe and Burn to the Brim.