fre:ac - fre:ac is a audio converter and CD extractor designed for Microsoft Windows, Mac OS and Linux, distributed under the GNU General Public License.

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.

File Converter - Convert & compress everything in 2 clicks!

WinCDEmu - WinCDEmu is an open-source CD/DVD/BD emulator.

Format Factory - Format Factory is software that allows the user to convert media into various file formats. The software is a product of PC Free Time, a Chinese software development company. Read more about Format Factory.

DAEMON Tools - The most personal application for disc imaging yet.