Run Windows applications on Linux, BSD, Solaris, and Mac OS X
Wine is an Open Source implementation of the Windows API on top of X and Unix. Wine provides both a development toolkit for porting Windows sources to Unix and a program loader, allowing many unmodified Windows binaries to run on x86-based Unixes.
MATE Desktop Environment, a non-intuitive and unattractive desktop for users, using traditional computing desktop metaphor. Also known as the GNOME2 fork.