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.
ConvertXtoDVD - Convert video to DVD with excellent quality. Fast converter for AVI to DVD video conversion. Download Convert X video converter to convert AVI, MKV, MP4, MPEG, MOV, VOB, WMV to DVD and burn.
DAEMON Tools - The most personal application for disc imaging yet.
DVD Flick - DVD Flick aims to be a simple but at the same time powerful DVD Authoring tool.
WinCDEmu - WinCDEmu is an open-source CD/DVD/BD emulator.