Azhagi+supports typingin the following Tamil font encodings and keyboard layouts. Tamil font encodings: SaiIndira, TamilBible,Unicode, STMZH, Vanavil, Shreelipi, LT-TM, Tscii, TAB, TAM, Bamini, etc. Keyboard layouts: Transliteration, UserDefinedPhonetics, TamilNet99, TamilTypewriterOld, Inscript...