For the latest news, views and tools in Tamil Linux:
Issues related to Tamil localization are mostly discussed at:
http://groups.yahoo.com/group/tamilinix/
Under the files section there you may get some tools, few HOWTOs (most of those issues are unified in this document already) and some tutorials.
If you want to read about Open Source (Free Software) history in Tamil, see:
http://www.tamillinux.org/venkat/cover.html
Ganesan Rajagopal is checking in CVS for Tamil locales under the Sourceforge project on Tamil Linux, you may be get them from:
http://cvs.sourceforge.net/cgi-bin/viewcvs.cgi/tamillinux/locale-ta/
There is a simple guide to setting up a working Tamil Linux environment, addressed to newbies, available at: