It may also serve the purpose of providing a written means for tribal languages that do not have a writing system.V. Srinivasa Chakravarthy started this project at IIT Madras and a research team led by him developed it.[8] NavBharati is a TrueType sans-serif font which supports transliteration of the Devanagari, Tamil, Telugu and Malayalam scripts.[8] Unlike the American Sign Language convention, Mudra Bharati utilises two hands.A prototype has been developed using self-organizing maps and convolutional neural networks, which can give out characters in Devanagari and Tamil scripts after recognition from Mudra Bharati.