I have attempted a Script Converter here:
It Converts between 19 different South Asian & East Asian scripts. Supports 5 Major Latin Transliteration Conventions such as IAST, ISO, Harvard Kyoto, ITRANS & Velthuis.
For Transliterating Webpages enter the URL in the corresponding Input box.
Scripts that are currently supported :
Indian : Tamil, Telugu, Malayalam, Kannada, Devanagari, Oriya, Gujarati, Bengali, Assamese, Punjabi (Gurmukhi)
South Asian : Sinhala, Burmese. Tibetan
South East : Thai, Khmer (Cambodian)
Archaic : Asokan Brahmi, Grantha, Saurashtra, Tamil-Grantha
Detailed notes about the various features & conventions of of the Scripts are presented in the Notes Section.
Please provide feedback about the converter and also about bugs if any.
Vinodh Rajan S