The evolution of information communication technology tools has caused unprecedented change in the information seeking behavior of library users to the extent that the relevance of academic libraries in the 21st century is often being questioned. Consequently, academic libraries are trying their best to innovate and find innovative solutions to keep abreast with the changing needs of library users. This review seeks to provide understanding of the changing roles of the 21st century academic library. It also considered the studies done on the key paradigms, major changing roles of the academic libraries, recent technologies in the library and the way forward. Considering these, this review seeks to bring to the limelight the roles of 21st century academic libraries in view of arousing the interest of people and debunk the notion of others who criticize the relevance of the library.