Abhinavagupta was a Sanskrit scholar who lived during the 10th-11th century AD in Kashmir. He was a polymath and made significant contributions to a wide range of fields such as philosophy, aesthetics, Tantra, and literature. He authored several commentaries and original works that remain highly regarded in the Indian intellectual tradition.
Abhinavagupta's most well-known works include the Locana Ṭīkā on Dhvanyāloka, which is a commentary on the work by Ānandavardhana that explores the concept of suggested meaning or Dhvani in literature. He also wrote the Abhinavabhāratī Ṭīkā on Nāṭyaśāstra, a commentary on Bharata's treatise on dramaturgy. Another significant work of Abhinavagupta is Vivaraṇa on Kāvyakautuka, which is a commentary on the work by Bhāmaha that discusses the poetics of figurative language.
Apart from these, Abhinavagupta authored a range of works on Tantra, including the Tantrāloka, Prātriṁśikāvivṛti, Mālinīvijayavārtika, Tantrasāra, Tantravaṭadhānikā, and Tantroccaya. His other works include the Īśvaraprtyabhijñāvivṛtivimarśinī, Bhagvadgītārthasaṁgraha, Paramārṭhasāra, Paramārthadvādaśikā, Anubhavanivedana, Paramārthacarcā, Mahopadeśaviṁśatikā, Anuttaraśatikā, Ghaṭakarparkulakavivṛti, Kāmakeli, Śivadṛṣṭyālocana, Pūrvapañcikāvivaraṇa, Padārthapraveśanirṇayaṭīkā, Prakīrṇavivaraṇa, Kathāmukhaṭīkā, Laghvī Prakriyā, Bhedāvādavidāraṇa, Tattvārthaprakāśikā, Bimbapratibimbavāda, Paramārthasaṁgraha, Anuttaraśataka, Nāṭyalocana, and Anuttaratatvavimarśnī.
Abhinavagupta's works demonstrate his vast erudition and deep insights into a variety of subjects. His contributions to Indian philosophy, aesthetics, and Tantra are still studied and debated by scholars today. His commentaries on important texts in Sanskrit literature have played a significant role in shaping the Indian intellectual tradition.