Indira Gandhi National Open University (IGNOU) is a public open and distance learning university located in Delhi, India. Named after the former prime minister of India, Indira Gandhi, the university was established in 1985 with a budget of ₹20 million, after the Parliament of India passed the Indira Gandhi National Open University Act, 1985 (IGNOU Act 1985). IGNOU, operated by the Government of India is the world's largest university, with enrollment of over 3,000,000 students. It provides 333 academic programs through its 21 Schools of Studies, supported by a network of 67 Regional Centres and 2,257 Learner Support Centres (LSCs).
IGNOU has achieved an all-time high in total registrations, reaching 753,286 for the 2023–24 period (covering the admission cycle of July 2023 and January 2024). Of these, 352,354 students enrolled in bachelor's degree programs, with the Bachelor of Arts (BAG) being the most popular, garnering 109,840 registrations.