The Unarchiver - Get the top application for archives on Mac. It's a RAR extractor, it allows you to unzip files, and works with dozens of other formats.
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.
Engrampa - A file archiver for MATE, based on File Roller from GNOME 2 http://www.mate-desktop.org/
DAEMON Tools - The most personal application for disc imaging yet.
ArKiwi - A lightweight and very fast file archiver, where you can add, compress, extract, delete, password protect, and blazing fast search all your files.
WinCDEmu - WinCDEmu is an open-source CD/DVD/BD emulator.