Open Access 
                         Competitive Exams   TNPSC 
    http://www.tnpsc.gov.in/  
    http://www.tnpsc.gov.in/books.html  
    http://www.tnpscmithran.com/tnpsc/index.php  
    http://tnpscexams.weebly.com/  
    http://www.tnpsctamil.in/  
    http://www.tnpscguru.in/2014/04/TNPSC-Full-Complete-Book-List-for-new-Syllabus.html 
    http://tnpsc.muthumani.com/  
    http://www.trbtnpsc.com/2013/09/tnpsc-group-2-group-4-vao-exam-study.html 
    http://www.tnpscportal.in/ 
    http://tnpsc.tamilgk.com/ 
    http://www.tnpscshouters.com/2015/06/best-website-for-tamil-nadu-government.html 
    http://www.tnpscgeneralstudies.in/2016/03/tnpsc-group-4-preparation-tips.html 
                                                      Banking 
       http://www.indiabix.com/  
       http://www.bankersadda.com/  
       http://bank-po.org/ 
       http://www.bankexamsindia.com/  
       http://www.ibpspreparation.com/ 
       http://www.bankingawareness.com/ 
                              NATIONAL ELIGIBLITY TEST 
       http://cbsenet.nic.in/cms/public/home.aspx 
                                                       UPSC 
       http://www.upsc.gov.in/ 
                                           E-Learning Initiative 
       Sakshat-MHRD, Govt. of India                             http://www.sakshat.ac.in/ 
       Consortium for Education Communication                   http://cec.nic.in/E-Content/Pages/default.aspx/  
       eGyanKosh                                                http://egyankosh.ac.in/ 
       National Program on Technology Enhanced Learning         http://nptel.ac.in/ 
                                      Open Access Resources 
       Books/Online Book stores                   http://docstore.mik.ua/orelly/bookshelf.html 
       Open Book Project                          http://www.oreilly.com/openbook/ 
       Free e-books by Gutenberg                  https://www.gutenberg.org/ 
                                               Digital Libraries 
       Consortium for Educational Communication                                   http://www.cec-ugc.or 
       Digital Library of India                                                   http://www.dli.gov.in 
       Directory of Open Access Repositories                                      http://www.opendoar.org/find.php 
       eGyanKosh (IGNOU)                                                          http://www.egyankosh.ac.in/ 
       Library of Congress                                                        http://www.loc.gov 
       National Science Digital Library (NSDL)                                    http://nsdl.org/ 
       NISCAIR Online Periodicals Repository                                      http://nopr.niscair.res.in/ 
       NPTEL provides E-learning through online Web and Video courses in          http://www.nptel.iitm.ac.in 
       Engineering, Science and humanities streams 
       The British Library                                                        http://www.bl.uk 
       UNESCO Library                                                               http://www.unesco.org/library/ 
       Virtual Library                                                              http://www.vlib.org 
       World Digital Library                                                        http://www.wdl.org 
                                                     E-Journals 
       Directory of Open Access Journals (DOAJ)             https://doaj.org/ 
       Access to Global online Research in Agriculture      http://www.aginternetwork.org/en 
       (AGORA) 
       Bio line international - Open Source Journals and    http://www.bioline.org.br/journals 
       Online Resources Directories News and guide to 
       scientific information on the Web 
       Brill Open E-Journals Collection                     http://booksandjournals.brillonline.com/content/journals 
       Cambridge University Press: Open Access - Open       http://journals.cambridge.org/action/openAccessContent 
       Access journals from Cambridge University Press. 
       CIMMYT : an international Maize and Wheat            http://www.cimmyt.org 
       Improvement Centre 
       Directory of Open Access Journals                    http://www.doaj.org 
       EPW (Economic and Political Weekly)                  http://www.epw.in/epw/user/userindex.jsp 
       European Scientific Co-operative on Phytotherapy -   http://www.escop.com 
       European Phytojournal - free online 
       Evidence-Based Complementary and Alternative         http://www.hindawi.com/journals/ecam/