Emulation and Interoperation Tools
Cygwin
The Cygwin Project -- Unix-like tools under Windows/DOS http://www.cygwin.org
VMWare
VMWare -- Run Linux as a virtual OS under Windows http://www.vmware.com
Crossover
Crossover -- Run Windows applications under Linux http://www.codeweavers.com
SAMBA SAMBA -- Share Unix drives with Windows PCs over the network http://www.samba.org
Explore2fs
Explore2fs -- Browse a raw Unix/Linux hard drive from Windows http://uranus.it.swin.edu.au/~jn/linux/explore2fs.htm