DiskInternals Linux Reader - A freeware tool for extracting files from Ext2/Ext3/Ext4, hfs and ReiserFS partitions in Windows
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.
Ext2Read (Ext2Explore) - Ext2Read is an explorer like utility to explore ext2/ext3/ext4 files. It now supports Linux LVM2.
DAEMON Tools - The most personal application for disc imaging yet.
Paragon ExtFS - Provides MacOS and Windows machines native access to the Linux OS ext file system family.
WinCDEmu - WinCDEmu is an open-source CD/DVD/BD emulator.