What are some alternatives?
When comparing WinISO and xorriso, you can also consider the following products
ImgBurn - What in the Heck is IMG Burn? We all need to copy discs from time to time.
MagicISO - MagicISO is a powerful CD/DVD image file creating/editing/extracting tool.
WinCDEmu - WinCDEmu is an open-source CD/DVD/BD emulator.
UltraISO - CD image files are easily created with UltraISO.
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.
CDBurnerXP - Free CD, DVD, ISO, HD-DVD and Blu-Ray burning software with multi-language interface. Everyone, even companies, can use it for free.