PlayOnLinux is a piece of sofware which allows you to easily install and use numerous games and softwares designed to run with Microsoft®'s Windows®.
Few games are compatible with GNU/Linux at the moment and it certainly is a factor preventing the migration to this system. PlayOnLinux brings an accessible and efficient solution to this problem, cost-free and rescpetful of the free softwares.
What are PlayOnLinux's features?

Here is a non-exhaustive list of the interesting points to know:

* You don't have to own a Windows® license to use PlayOnLinux.
* PlayOnLinux is based on Wine, and so profits from all its possibilities yet it keeps the user away from its complexity while exploiting some of its advanced functions.
* PlayOnLinux is a free software.
* PlayOnLinux uses Bash and Python
[all text directly copied and pasted from http://www.playonlinux.com/en/ . No permission asked but I guess it's Ok given the fact that it attracts more people to their site]