UltraISO - CD image files are easily created with UltraISO.
OneNote - Get the OneNote app for free on your tablet, phone, and computer, so you can capture your ideas and to-do lists in one place wherever you are. Or try OneNote with Office for free.
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.
Evernote - Bring your life's work together in one digital workspace. Evernote is the place to collect inspirational ideas, write meaningful words, and move your important projects forward.
WinCDEmu - WinCDEmu is an open-source CD/DVD/BD emulator.
Joplin - Joplin is a free, open source note taking and to-do application, which can handle a large number of notes organised into notebooks. The notes are searchable, tagged and modified either from the applications directly or from your own text editor.