UltraISO - CD image files are easily created with UltraISO.
ImgBurn - What in the Heck is IMG Burn? We all need to copy discs from time to time.
Virtual CloneDrive - Virtual CloneDrive works and behaves just like a physical CD/DVD/Blu-ray drive, although it only exists virtually.
WinCDEmu - WinCDEmu is an open-source CD/DVD/BD emulator.
CDBurnerXP - Free CD, DVD, ISO, HD-DVD and Blu-Ray burning software with multi-language interface. Everyone, even companies, can use it for free.
FileZilla - FileZilla is an FTP, or file transfer protocol, client. It lets individuals transfer single files or batches to a web server. For many years, FTP was the standard for website design. Read more about FileZilla.