Ext2 File System For Windows

Ext2fs.sys

It provides Windows NT4.0/2000/XP/2003 with full access to Linux Ext2 volumes (read access and write access). This may be useful if you have installed both Windows and Linux as a dual boot environment on your computer.

http://www.fs-driver.org/

Explore2fs

Explore2fs is a GUI explorer tool for accessing ext2 and ext3 filesystems. It runs under all versions of Windows and can read almost any ext2 and ext3 filesystem.

http://www.chrysocome.net/explore2fs

ext2fsd

http://ext2fsd.sourceforge.net/