Ok and here are the steps to get XBSlink working . First you need to download a couple of things . Download XBSlink for Mac from here : XBSlink Download – XBSlink – XBox360 & PS3/2 System Link Proxy Then you need to download the Mono runtime from here : Download - Mono Use the stable version ! Then download from the same page the MonoDevelop app. Also the stable version ! Now install the runtime and the MonoDevelop app. Unzipp the XBSlink file and you should get a folder called : "Release" . Rename it to "XBSlink" & put the folder on your desktop. Once all that is done open up terminal . Now enter : "cd /Users/yournamehere/Desktop/XBSlink" Press enter. Now your in the directory of XBSlink . Now enter this :"sudo mono XBSlink.exe" It will now ask you for your password. That is the same password you use to authenticate things . Enter your password & XBSlink should start up . If you want to know how to use XBSlink , then check the website of XBSlink here : XBSlink – XBox360 & PS3/2 System Link Proxy - play LAN games over the internet Have fun playing on XBSlink !