National and International Institutional Repositories are freely accessible by clicking on the following list.

• Analytical Sciences Digital Library (NISCAIR)
• Ashoka Trust for Research in Ecology and the Environment  

• Cochin University of Science & Technology (CUSAT)

• Indian Institute of Technology, Bombay (IITB)

• Indian Institute of Astrophysics

• IIT Kanpur (Indian Institute of Technology Kanpur)

• Indian Institute of Technology, Delhi (IITD)

• Indira Gandhi National Open University (IGNOU)

• Information and Library Network Center (INFLIBNET)

• Mahatma Gandhi University

• NISCAIR Online Periodicals Repository

• Cochin University of Science & Technology (CUSAT)

• Guru Gobind Singh Indraprastha University
• Indian Agricultural Research Institute (IARI)

 

• Indian Institute of Science, Bangalore (IISc)
• Indian Institute of Horticultural Research (ICAR)
• Indian Institute of Management Kozhikode (IIMK)
• Indian Statistical Institute, Bangalore Centre (ISI)
• Indira Gandhi Institute of Development Research(IGIDR) 
• Madurai Kamaraj University (MKU)
• Management Development Institute (MDI)
• National Centre for Catalysis Research (NCCR)
• Pandit Deendayal Petroleum Univeristy (PDPU)
• Thapar University (TU)
• University of Delhi
• University of Hyderabad  
• Digital Library of the Commons Repository
• OpenDOAR(List of World Repositories)