Digital library is the need of the present scenario and it is highly in demand these days for the libraries to provide the good services to the users. This article focus on what is digital library, types of software i.e. Commercial software & Open Source Software, and Greenstone Digital Library Software (GSDL) silent features for creating institutional repository. Requirements of hardware for open source software GSDL installation. GSDL installation process, and Jaipuria Institute’s GSDL institutional repository screen-shots including case study presented in this article e.g. how to improve digital collection. This paper explores the Digital library needs, advantages & disadvantages and include some suggestions for using Greenstone Digital Library, how this is useful for small libraries and administrative staff work as well, i.e. policy document etc.