Learn Tamil online

http://ilearntamil.com
http://ccat.sas.upenn.edu/plc/tamilweb/
http://tamilo.com/learn-tamil-education-57.html
http://tamilplace.blogspot.com/
http://tamilcube.com/tamil.aspx

Languages
http://www.languageshome.com/English-Tamil.htm
http://mylanguages.org/learn_tamil.php

Linguanaut
http://www.linguanaut.com/english_tamil.htm

Tube
https://www.youtube.com/results?q=learn+tamil

Slides
https://www.slideshare.net/search/slideshow?searchfrom=header&q=Learn+Tamil+online