Han Yu's Memorial to Buddhism 
One of the leaders in the Confucian counterattack on Buddhism was the classical prose stylist and poet Han Yu (768-824 CE), who in 819 CE composed this vitriolic polemic attacking Buddhism. A champion of rationalism, Han Yu wished to suppress Daoism as well as Buddhism.
http://acc6.its.brooklyn.cuny.edu/~phalsall/texts/hanyu.htmlCall For a New Buddhism 
Claiming that the West must develop its own Jeffersonian Buddhism based on noble principles of dignity and respect for all.
http://home.att.net/~meditation/Buddhism.html
The Shadow of the Dalai Lama 
Sexuality, magic and politics in Tibetan Buddhism.
http://www.trimondi.de/SDLE/Index.htm
Criticism of Buddhism 
Criticism of its content and religious core but praise of its social efforts and politics.
http://www.vexen.co.uk/religion/buddhism_criticism.html
A Call to Buddhists: "Enlighten" yourself with Islam 
An Islamic criticism of Buddhism.
http://clearproof.faithweb.com/enlightenment.htm
Four Schools of Buddhism Refuted by Vedanta-sutra 
Vedanta sutra refutes main tenets of Buddhist philosophy.
http://www.veda.harekrsna.cz/encyclopedia/buddhism.htm
A Critique of Vipassana Meditation as Taught by Mr S N Goenka 
A critical article by Harmanjit Singh, which describes the Vipassana meditation retreats, and discusses pitfalls and shortcomings of the technique and rules.
http://harmanjit.googlepages.com/vipassana-critique.html