National Digital Library of India

A single search across millions of free books, papers, theses, lectures and question papers from Indian institutions.

University / board

Ministry of Education (IIT Kharagpur)

Course (e.g. B.E. Computer)

All levels

NDLI brings together content from universities, NPTEL, NCERT, NIOS and other repositories. Sign in for free to search and read.

External link: https://www.ndl.gov.in/

Last updated 25 September 2026. Always confirm dates on the official website.