Vishnu also known as Narayana and Hari is one of the principal deities of Hinduism. He is the supreme being within Vaishnavism one of the major traditions within contemporary Hinduism. Vishnu is known as "The Preserver" within the Trimurti the triple deity of supreme divinity that includes Brahma and Shiva. In Vaishnavism Vishnu is the supreme being who creates protects and transforms the universe.