The Rigveda is a collection of hymns and verses composed in ancient India between 1500 and 1200 BCE.

Valmiki is traditionally considered the author of the Ramayana, one of the two major Sanskrit epics of ancient India.

The Upanishads are a collection of philosophical texts that form part of the Vedas and are known for their discussions on spiritual and metaphysical concepts.

Kalidasa is widely regarded as the greatest Sanskrit dramatist and is known for his plays, including "Shakuntala" and "Abhijnanashakuntalam", which are considered masterpieces of Indian literature.

Mirabai is known for her devotional hymns and is considered one of the greatest poets of the Bhakti movement, a devotional movement in medieval India.

Premchand is regarded as the father of modern Hindi literature and is known for his novel "Godaan", which is considered a masterpiece of Hindi literature.

Rabindranath Tagore is known for his powerful and evocative poetry, including the poem "Gitanjali", which won him the Nobel Prize in Literature in 1913.

Pampa is considered the greatest poet of the Kannada language and is known for his epic poem "Kavirajamarga", which is considered a masterpiece of Kannada literature.

Auvaiyar is known for her satirical and humorous poetry in the Tamil language and is considered one of the greatest Tamil poets.

Kandukuri Veeresalingam is regarded as the father of modern Telugu literature and is known for his novel "Malapalli", which is considered a masterpiece of Telugu literature.

Kumaran Asan is known for his powerful and evocative poetry in the Malayalam language, including the poem "Oru Deshathinte Katha", which is considered a masterpiece of Malayalam literature.

Sant Dnyaneshwar is considered the greatest poet of the Marathi language and is known for his epic poem "Sakalakatha", which is considered a masterpiece of Marathi literature.

Narsinh Mehta is known for his powerful and evocative poetry in the Gujarati language and is considered one of the greatest Gujarati poets.

Fakir Mohan Senapati is regarded as the father of modern Oriya literature and is known for his novel "Malajanha", which is considered a masterpiece of Oriya literature.

Mirza Ghalib is known for his powerful and evocative poetry in the Urdu language, including the poem "Ghazal", which is considered a masterpiece of Urdu literature.