Mehri, SouheilaBendjama, Billel2024-03-052024-03-052023-12-31http://dspace.univ-skikda.dz:4000/handle/123456789/221Through this research, we aim to introduce digital libraries and their role in the knowledge economy by achieving the free availability of digital information, as digital libraries still maintain their importance and place in the system of digital preservation and free access to digital scientific information despite the developments witnessed by the information sector, where they play a fundamental role in Establishing and developing the knowledge economy. We have studied this topic using the descriptive approach by extrapolating studies on the topic, and we have identified the nature of the digital library, its sources and services, especially the service of making digital scientific information available. We technologies, innovation and digitization. Achieving free access to digital scientific information in its various forms.enThe Digital Library’sDigital Information.Article