<Table> <Tr> <Td> </Td> <Td> This article contains Indic text . Without proper rendering support, you may see question marks or boxes, misplaced vowels or missing conjuncts instead of Indic text . </Td> </Tr> </Table> <Tr> <Td> </Td> <Td> This article contains Indic text . Without proper rendering support, you may see question marks or boxes, misplaced vowels or missing conjuncts instead of Indic text . </Td> </Tr> <P> Gurmukhi (IPA: (ɡʊɾmʊkhi); Gurmukhi: ਗੁਰਮੁਖੀ) is a Sikh script modified, standardized and used by the second Sikh Guru, Guru Angad (1563--1606). It is one of three scripts used for the Punjabi language, the other being the Perso - Arabic Shahmukhi script used by Punjabi Muslims, while Punjabi Hindus use either Nagari script or the Gurmukhi . </P> <P> The primary scripture of Sikhism, Guru Granth Sahib is written in Gurmukhī, in various dialects often coalesced under the generic title of Sant Bhasha . </P>

Who was responsible for developing the gurumukhi script