CrossOver is a Windows emulator tool which will allow users to play windows games or run Windows application within Mac or Linux. Here is a guide on how to use it on Mac
How to get free licence key for CrossOver ?
1. Visit the Giveaway Page.
2. Enter the details in form and press the Register and get CrossOver free button
3. Don’t forget to choose between your Mac Version or Linux version.
4. Within one week you will get a mail regarding your 12 months support subscription on their server.