'Azhagi' has been existing since 2000, helping 1000s of users worldwide to transliterate/type in Tamil, both as a stand-alone application and also to directly input in ALL windows applications (offline or online).
Azhagi hosts a 'pathbreaking' Tamil transliteration scheme, which has remained peerless* since 2000. Ofcourse it may be bettered by any other entity in the future. But, as of now, as far as I know, it is still peerless, providing the most intuitive/natural, easiest and fastest Tamil transliteration experience to the users. Azhagi's abovementioned unique and innovative Tamil transliteration scheme has been explained in a nutshell:
here
and in detail:
here (by the editor of mazhalaigal.com)
To further benefit the users, Azhagi also hosts a few other 'unique' Tamil transliteration tools, most of which have been available since 2000 or early 2000s itself:
As of now, Azhagi allows transliteration in Hindi (Sanskrit, Telugu, Malayalam, Kannada, Gujarati, Bengali, Punjabi, etc.) too across all applications. The full features set of Azhagi is here and ALL details on Azhagi (it's uniqueness, highlights, media reviews, users, testimonials, etc.) in Tamil are here
(*) This uniqueness of Azhagi is amongst non-freeform transliterators (for details on free-form transliterators, click here) only.
