The Natya Shastra, attributed to the sage Bharata, is an ancient Indian treatise on dramaturgy and performance arts. It is considered the foundation of Indian literary theory and provides insights into various aspects of drama, including plot, characterization, and演出.

Rasa Theory, propounded by ancient Indian thinkers like Bharata and Abhinavagupta, focuses on the emotional impact of literature on the reader. It emphasizes the importance of evoking specific emotions or moods (rasas) through literary devices and techniques.

Dhvani Theory, developed by Anandavardhana, emphasizes the importance of suggestion (dhvani) in literature. It proposes that the meaning of a literary text is not limited to its literal sense but also includes implied or suggested meanings that evoke deeper emotional and intellectual responses in the reader.

Alankara Theory, propounded by ancient Indian rhetoricians like Dandin and Udbhata, focuses on the use of figurative language and ornamentation (alankara) in literature. It analyzes the various types of figures of speech and their effects on the meaning and beauty of a literary text.

Vakrokti Theory, developed by Kuntaka, emphasizes the importance of complexity (vakrokti) in literature. It proposes that the beauty and effectiveness of a literary text lie in its ability to convey multiple meanings, create ambiguity, and stimulate the reader's intellect.

Kavyadarsha, written by Dandin in the 7th century CE, is a seminal work on poetics and literary criticism in ancient India. It discusses various aspects of poetry, including its nature, purpose, and different types, and provides insights into the aesthetic principles and critical standards of the time.

Reception Theory, introduced in Indian literary criticism in the 20th century, focuses on the reader's response and interpretation of literature. It emphasizes the importance of context, including the reader's background, experiences, and cultural influences, in shaping the meaning and significance of a literary text.

Mimamsa Theory, rooted in ancient Indian philosophy, focuses on the interpretation and understanding of sacred texts. It emphasizes the importance of hermeneutics, the study of methods and principles of interpretation, in revealing the deeper meanings and significance of religious and philosophical texts.

Marxist Theory, introduced in Indian literary criticism in the 20th century, emphasizes the importance of social and political context in interpreting literature. It analyzes literary texts through the lens of class struggle, economic structures, and ideological influences, exploring how literature reflects and shapes social and political realities.

Feminist Theory, introduced in Indian literary criticism in the late 20th century, focuses on the analysis of literature from a gender perspective. It examines how literature reflects and perpetuates patriarchal structures, explores the experiences and perspectives of women, and advocates for gender equality and women's liberation.

Structuralist Theory, introduced in Indian literary criticism in the 20th century, emphasizes the importance of deconstructing language and structures in interpreting literature. It analyzes literary texts as systems of signs and symbols, exploring how they create meaning through their underlying structures and relationships.

Postcolonial Theory, introduced in Indian literary criticism in the late 20th century, focuses on the analysis of literature from a postcolonial perspective. It examines how literature reflects and challenges the legacies of colonialism, explores the experiences of marginalized and subaltern groups, and promotes cultural diversity and decolonization.

Intentionalist Theory, rooted in ancient Indian literary criticism, emphasizes the importance of understanding the author's intention in interpreting literature. It proposes that the meaning of a literary text is determined by the author's conscious or unconscious purpose in writing it.

Reader-Response Theory, introduced in Indian literary criticism in the 20th century, emphasizes the importance of the reader's response and interpretation in shaping the meaning of literature. It proposes that the meaning of a literary text is not fixed but rather emerges from the interaction between the text and the reader's unique experiences, beliefs, and cultural background.

Historical Criticism, rooted in ancient Indian literary criticism, emphasizes the importance of analyzing literature in its historical and cultural context. It examines how a literary text reflects the social, political, and cultural conditions of the time in which it was written and how these conditions influence its meaning and significance.