Loopmasters review the best free vst plugin of 2011 . This is interesting article and very useful for producers. Quality Vst can be found for free :). Enjoy and get working
Part 1 : http://blog.loopmasters.com/tutorials/free-tools/loopmasters-choice-of-free-synth-plugins-for-mac-pc-part-1/
Part 2 : http://blog.loopmasters.com/tutorials/free-tools/loopmasters-choice-of-free-fx-plugins-for-mac-pc-part-2/