Nero has introduced a freeware edition of its popular CD/DVD burning software. If you are looking for an application that only burns the CD/DVD, and doesn't provide features that a CD/DVD-burning application isn't supposed to provide, then this is the right piece of software for you.
All you have to do is to visit the download page and enter your email address. The download link will be sent to your email.
CDBurnerXP and ImgBurn.