InsanelyMac is described as 'Hackintosh news site and forum for learning about how to run Mac OS X on non-Apple hardware. It is the forum component of the OSx86 Project'. There are five alternatives to InsanelyMac, not only websites but also apps for Mac, Windows and Linux. The best alternative is tonymacx86.com, which is free. Other great sites and apps similar to InsanelyMac are MacBreaker (Free), Hackint0sh.org (Free), OSx86 Wiki (Free) and OSX86.net (Free, Open Source).
The OSx86 Project is the undisputed leader in information regarding OS X on x86 hardware and Apple's Intel transition. It offers users a place to trade and share information about OSx86 and the various hardware needed to run it; a virtual Wikipedia of OSx86 resources.