fake hate crimes: a database of hate crime hoaxes in the usa
Laird Wilcox's site
Laird Wilcox's research into the hate crime industry is unparalleled. His two works on the issue list dozens of fake hate crimes, and analyze the politics of the groups which benefit from them.
Crying Wolf: Hate Crime Hoaxes in America, Crying Wolf.
The Watchdogs (PDF) is Wilcox's critique of the hate industry.