Link exchange IT related

Hi everyone,
I'm looking for IT related sites to exchange links. The back link will also be IT related (software development, webdesign, SEO, freelancing).
My sites are as follows
http://www.8844blog.com/
http://www.intellexer.com/
http://consulting.effectivesoft.com/
http://summarizer.intellexer.com/
http://www.softvelopers.com/
http://comparator.intellexer.com/
http://design.effectivesoft.com/
http://freelancewell.com/
http://www.maneel.info/
http://www.provencode.com/
http://www.effective-soft.com/
http://www.worldchesscup2002.com/

Contact me if you are interested.