ARPAY - Buy gift cards at ar-pay.com, which allow you to access your favorite internet services: online games, e-wallets and console games, online shopping cards and many more!

Wine - Open Source Software for running Windows applications on other operating systems.

G2A - Enjoy the vast offer of Steam, Origin, Uplay, Battle.net, GOG, PSN and XBOX CD-Keys at the most attractive prices on the market. Don’t overpay – buy cheap on G2A.COM!

CodeWeavers CrossOver - Don't buy a Windows license, don't reboot and don't use a Virtual Machine. Try a free trial of CrossOver to run your Windows software on Mac, Linux and Chrome OS.

Kinguin - Marketplace to buy/sell game keys for a myriad of platforms including: Battle.

WineBottler - WineBottler is an App to manage and wrap your Windows apps into convenient OS X apps.