CERN has pursued open dissemination of scientific results since its early beginnings. CERN Document Server (CDS) today offers access to over 750,000 bibliographic records, including 320,000 fulltext documents, of interest to people working in particle physics and related areas. Covers preprints, articles, books, journals, photographs, and much more. Speech made at the conference session 'Reports from delegates on implementing the Berlin Declaration in their organisations'.