Here is the ultimate list of IELTS resources on the Internet

Writing practice

http://www.essayedge.com/promo/samplework.shtml perumalsamy.rm

Writing practice II
http://lc.ust.hk/~learn/ perumalsamy.rm

Writing practice III
http://owl.english.purdue.edu/handouts/grammar/ perumalsamy.rm

http://www.ielts.snt.ru
A Good Resource for IELTS
http://www.ielts.snt.ru/

101 Helpful Hints for IELTS links
The links approved for use by the 101 Helpful Hints team
http://www.aapress.com.au/ielts/english/links.html

http://dictionary.com/writing/

General writing TIPS. Punctuation, Grammar, Spelling and more.
maheshvet2000

http://esl.about.com/library/lessons/blconclusions2.htmrnk=r2&terms=English+Listening

English listening, a very useful link.

http://www.australia.com.cn/ielts/practicetests/
TEST ( Reading, Writing, Listening ) practice tests

http://www.english-net.com/ielts/reading.htm
Improve reading, section 2

http://www.english-net.com/ieltsdisc/index.htm

IELTS Discussion, questions and answers.

http://www.english-net.com/resource/links.htm

http://www.esl-lab.com/
Best on the net. Accent is American but still the best source of its kind on the web.

http://www.[ask admin for this link].com/mr_bicknell/tertiary_prep.html

IELTS PREP ONLINE

http://www.ielts-test.com
Web site dedicated to IELTS test.

http://www.ielts.org/

Official web site.

http://www.lclark.edu/~krauss/advwrf99/home.html
Advanced writing

http://www.learn-medical.com

Information and guidance , what to do?, How to prepare?, resources, latest news, and everything you need to know

http://www.selfgrowth.com/reading.html
Increase your reading speed to get better results in listening and reading section of IELTS Test

http://www.51ielts.com