E-LIS is an international open access archive related to librarianship, information science and technology and related disciplines. It uses the Open Archives Initiative (OAI) protocol and it is the biggest international repository in library and information science. E-LIS uses the free software Eprints in accordance with OAI protocol. It was developed in 2003 with the purpose of disseminating the philosophy of Open Access for the works dealing with librarianship, information science and technology, and related disciplines. This papers describes the main characteristics and the functionality of this archive, which complies with the concept of interoperability and offers a web interface for the management, submission, presentation and download of the deposited documents. The concept of Open Access for LIS works and its dissemination within the librarian community and the technicians of information are at the basis of the creation of international networks LIS and of digital libraries.