AGORHA (Accès global et organisé aux ressources en histoire de l'art) is the managements and diffusion platform of INHA (Institut National d'Histoire de l'Art - France) and Galerie Colbert. It also provides access to digital items in the Répertoire d’art et d’archéologie numérisé.

akg-images are one of the big European picture archives with over 10 million images in its collection. Specialized in the field of culture, akg-images' collection is essentially made of reproductions of works of art, photos (ancient and contemporary), prints and illustrations from all around the world. The photographic database offers a large thematic selection: fine arts, history, politics, religion, cinema, science & techniques, géography, music, architecture, daily life, literature, civilization, archeology, travel, mythology, etc. Full access to images in on payment.

Over 1 million artists’ biographic profiles: next to the 37 Thieme-Becker and the 6 Vollmer volumes, it contains the complete database of the first 43 volumes of the Allgemeine Künstlerlexikon (165'000 full-text articles and 220'000 editing board documents). Each artist’s record is enriched with cultural background, work details, work locations, exhibitions, detailed biographic description, and a very large bibliography.

Arbeitsgemeinschaft kunsthistorischer Bildarchive und Fototheken (AKBF) is an online platform of German iconographic archives of art history and image collections. More than six million images can be searched in the collection of: Deutsche Fotothek der SLUB (Dresden), Photothek des Kunstgeschichtlichen Instituts (Florence), Rheinische Bildarchiv der Stadt Köln, Bildarchiv Foto (Marburg), Photothek des Zentralinstituts für Kunstgeschichte (Munich), Fototeca della Bibliotheca Hertziana - Max-Planck-Institut für Kunstgeschichte (Rome).

This database indexes more than 8'800 buildings and both architectural and urban planning projects. It can be searched by name of designer, place and keyword. The main focus is on 20th and 21st century architecture.

In February 2019, after a three-year preparatory phase, Architekturbibliothek, the lexicon of Swiss architecture from 1920 to the present, saw the light. This consultation tool fills an important information gap, reaches a wide audience and involves students from the architecture and interior design thematic areas of the Hochschule Luzern. The Architekturbibliothek is also a lexicon for architects and a qualified and freely accessible archive of images for contemporary architectural photography.

Edited by Pavillon de l'Arsenal and Groupe Moniteur, this database collects architectural competions’ results, projects, and completed buildings published autonomously by the architects themselves. More than one thousand projects are currently available. The main focus is on contemporary French architecture.

Internet Archive (archive.org) is a nonprofit organization aiming to provide reserachers, scholars and the general public with a large free digital library. It contains e-books, audio, video, web pages and software.

Archnet is a globally-accessible, intellectual resource focused on architecture, urbanism, environmental and landscape design, visual culture, and conservation issues related to the Muslim world. Archnet’s mission is to provide ready access to unique visual and textual material to facilitate teaching, scholarship, and professional work of high quality. Officially launched in 2002 as a partnership between the Aga Khan Trust for Culture and the Massachusetts Institute of Technology (MIT), Archnet has since evolved into the largest open, online architectural library with a focus on Muslim cultures.

Arkyves is a database, treasure trove and toolbox for those interested in the History of Culture. It is a single access point for thematic searches across a wide variety of cultural heritage collections, contributed by partners like the Dutch Rijksmuseum, the Netherlands Institute for Art History, the Herzog August Bibliothek, and the university libraries of Milan, Utrecht, Glasgow, and Illinois.
Very rich, but standardized subject information is offered as all collections share the use of ICONCLASS, the most widely accepted multilingual classification system for cultural content.

Art & Architecture Source is the largest full-text art research database covering fine, decorative and commercial art, as well as architecture and architectural design. With strong international coverage, it offers hundreds of full-text art journals, magazines and books, plus detailed indexing and abstracts and thousands of images.

This database provides users with access to over half a century of indexing of more than 600 periodicals covering fine, decorative and commercial art dating back to 1913.Content in Art Index Retrospective includes articles, interviews, film and book reviews, bibliographies, conference reports, editorials and much more. This unique resource guides users to contemporary criticism of art at the time of its debut, helps track the body of work of an individual artist or an entire movement, and provides access to artists’ interviews, commentaries and more.

ARTbibliographies Modern (ABM) is the premier source of information on modern and contemporary art dating from the late 19th century onwards, including photography since its invention. The database provides full abstracts of journal articles, including book and exhibition reviews, as well as art publications such as exhibition catalogs, monographs and artists’ books, including those drawn from the collections of the Tate Library and the Bibliothèque Dominique Bozo, Musée LAM. More than 15,000 new entries are added each year, with entries dating back as far as the late 1960s.

The ArTec (Archivio delle tecniche e dei materiali per l’architettura) database of Università IUAV di Venezia, is a web platform for searching and retrieving information about materials, products and systems in their physical archive. The database provides technical documentation of specimens and mock-ups stored in ArTec, but also guided access to web resources by linking to the product manufacturer's website in order to broaden the understanding of technical specifications.

Artprice.com is an auctions database, containing data over more than 670'000 sold artists by 4'000 auction houses worldwide..

The Arts & Humanities Citation Index (A&HCI), is a citation index accessed online through Web of Science, with abstracting and indexing for more than 1’300 arts and humanities journals, and coverage of disciplines such as the arts, humanities, language, literature, music, history, philosophy, archaeology, architecture, religion, television, theater, and radio. Available citation (source) coverage includes articles, letters, editorials, meeting abstracts, errata, poems, short stories, plays, music scores, excerpts from books, chronologies, bibliographies and filmographies, as well as citations to reviews of books, films, music, and theatrical performances.

ARTstor is a digital library of images, information about the images, and software tools designed to enhance teaching, learning, and scholarship. ARTstor contains over 1 million images in the areas of art, architecture, the humanities, and social sciences. The images in ARTstor come from a wide range of civilizations, with initial strengths in European, American, and Asian cultures. The collection has been derived from several source collections that are the product of collaborations with libraries, museums, photographic archives, publishers, slide libraries, and individual scholars.

This resource is based on the multi-volume index of the same name, which was published in 1963, collaborated by the Columbia University Avery Library collection. Avery Index to Architectural Periodicals surveys over 2'500 journals. The index covers international, scholarly and popular periodical literature, including publications of professional associations, U.S. state and regional periodicals and major serial publications on the architecture and design of Europe, Asia, Latin America and Australia.