Resumen
The article focuses on evolution of digital libraries with change in technology and also illustrate the variety of available and potential applications. Building digital libraries involves the integration of complex systems, including collections of documents with varied structure, media and content. It also requires hardware and software components interoperating across different data structures and processing algorithms. Challenges of integration and interoperation are faced in corporate, government and academic settings. Solutions involve building upon the experience of traditional communities of practice to cooperate and leverage information technology. Digital libraries propel the state of the art in information technology by requiring seamless integration of diverse approaches to collecting, organizing, storing, accessing and applying knowledge. Benefits of digital libraries will affect millions as education is revitalized through a dramatic worldwide increase in sharing of learning resources and access to information.