DVDStyler - DVDStyler is a cross-platform free DVD authoring application for the creation of professional-looking DVDs.
PowerISO - PowerISO is a virtual drive that allows users to encode, burn, mount, and even encrypt CDs, DVDs, and BDs. The software can be downloaded from many platforms and sites online.
DVD Flick - DVD Flick aims to be a simple but at the same time powerful DVD Authoring tool.
DAEMON Tools - The most personal application for disc imaging yet.
Wondershare DVD Creator - Wondershare DVD Creator is a powerful and easy-to-use DVD and Blu-ray Disc burner app to burn photos and videos to DVD/Blu-ray disc with built-in editor and gorgeous free DVD menu templates so that you make personalized DVD by your needs.
WinCDEmu - WinCDEmu is an open-source CD/DVD/BD emulator.