Pachube

http://www.haque.co.uk/eeml.php
http://net.tutsplus.com/tutorials/tools-and-tips/how-to-create-a-mashup-by-combining-3-different-apis/
http://apps.pachube.com/
http://community.pachube.com/
http://jtlog.wordpress.com/2008/12/05/pachube-and-yahoo-pipes-part-1-show-me-the-data/
http://community.pachube.com/?q=node/13
http://community.pachube.com/?q=node/12
http://community.pachube.com/node/390
http://apps.pachube.com/alert/
http://dailyduino.com/archives/616