HashCheck Shell Extension - File-integrity verification with CRC-32, MD5, SHA-1, SHA-2 and SHA-3, integrated into Windows...
UltraISO - CD image files are easily created with UltraISO.
RapidCRC Unicode - RapidCRC is an open source CRC/MD5/SHA hashing program.
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.
Md5Checker - Md5Checker is a free, faster, lightweight and easy-to-use tool to manage, calculate and verify MD5 checksum of multiple files/folders.
WinCDEmu - WinCDEmu is an open-source CD/DVD/BD emulator.