The digital revolution has altered our walks of life and libraries are not exception to this. The last five decades have witnessed tremendous advances in information technology and its application. The latest technologies offer cheap computer processing power cheap mass storage inexpensive access to high speed networks and retrieval devices which give us the ability to create, manipulate store and transfer large quantities of information in digital form at low costs. Electronic publishing and resource sharing activities have become very easy and convenient today. These changes have resulted in the evolution of libraries into digital libraries. Digitization refers to the process of translating a piece of intimation such a book, sound recording, picture or video into bits. Bits are the fundamental unit & information in computer systems. Turning information into these binary digit is called digitization. This digitization process can be carried through a rarity it exciting technology. The current age is a development summit in the history of libraries and publishing. First became possible to build a wide range of services where the storage collections of digital formats and information retrieval via computer networks possible. The main objective of this book is to provide an opportunity to the library professionals to acquire sufficient knowledge and skills about digitization and modernization of libraries.