Data visualization is interdisciplinary, and it is equally essential to the library and information science field to represent the library metrics in the form of presenting the data to the users and data of the users. Data visualization combines the elements of data science, statistic, data representation with visual communication and design. The paper explores the emerging data visualization tools, technologies, and frameworks used in data visualization. The paper also highlights the benefits and importance of data visualizations, emphasizing how libraries can be benefitted by showcasing the data through visualizations. The paper further discusses how libraries can be benefitted from showcasing data to the users by providing context, illustrating and pattern showcasing & interactive exploration of data. The future of data competency and visualization skills is bright for library professionals and libraries to render services by aligning patron data needs with library outreach services.