OpenDOAR and ROAR give details about the IRs worldwide according to the software used, content available, etc. In Indian context, of the 20 repositories listed in OpenDOAR for India, 13 repositories are built using DSpace Digital Repository Software and only 7 are built using EPrints Software. Of the 24 repositories listed in ROAR for India, 13 repositories are built using DSpace Digital Repository Software, 9 are built using E-prints Software and 2 are built using some other software. Graph 3 shows the same. Thus, it is observed that the use of DSpace Digital Repository Software as the system software for creation of IRs is popular in India.