Financial Market Center
This site often offers detailed criticism of the Fed (for example, one
of its board members is William Greider). They offer analysis of
recent actions, as well as criticism of the Fed in general. Their
analysis extend to critiques of many Fed releases, such as the "Beige
Book" and the Flow of Funds data. The also have various "tools" (such
as descriptions of the Fed and their influence on the economy). They
also have many Fed documents on their site (such as FOMC minutes).