Useful links
Digital tools for historians
Ad Fontes -- a learning programme of the University of Zurich for all those who work with historical materials.
Calendrier Révolutionnaire -- tool to convert dates of the French Revolution calendar
Finland, prisoners of war and human surrenders -- database of Soviet prisoners of war in Finland during World War II
The Programming Historian -- tutorials and open-access coding for doing history in the digital age
Transkribus -- an AI-powered text recognition and transcription software
Youronlineroots.com -- a digital calendar of ecclesiastical holidays in Norway, often used in old church books
National and regional archival portals
Albania
Fototeka -- Digital Collections of the National Archives of Albania
Bulgaria
Archives.bg -- the portal of Bulgarian archives
ВОЙНИТЕ НА БЪЛГАРИЯ (1878–1945 г.), the Wars of Bulgaria -- a portal collecting documents on Bulgaria in the First and Second World War, and the Serbian - Bulgarian war
Belgium & Flanders
Archiefpunt -- a portal to archives from the Belgian region of Flanders
France
FranceArchives -- the national archival portal of France
Germany & German regions
Ariadne - Archivportal Mecklenburg-Vorpommern -- granting access to archives from the German region of Mecklenburg-Vorpommern
Archion -- the portal of church records in Germany
Archivportal-D -- the repository of German-based archives and central access point for users interested in Germany's archival material
Deutsche Digitale Bibliothek -- cross-domain portal aggregating Germany's cultural heritage
Kalliope Verbund -- a union catalogue for collections of personal papers, manuscripts, and publishers' archives
Greece
Βικελαια - the archival portal of “Vikeleia” library, the oldes in Creete
Ψηφιακό Αρχείο 1821 (Digital Archive 1821) -- the portal of the documents related to the 1821 Greek Revolution
Ψηφιακή Πύλη Αρχείων για το 1922 (Digital Portal of Archives for 1922) -- a portal collecting the available archival sources from Greece on the Asia Minor Catastrophe and the efforts of the Hellenic state to resettle and assimilate refugees
Efimeris- the archival portal of the Greek newspapers “Efimeris”, set up by the National Library of Greece
Εθνικό Ευρετήριο Αρχείων (National Archive Index) -- the portal of the Greek Archives
DIGITESC PROJECT - a presentation of different sources for accessing and studying Greek manuscript held at the Royal Monastery of San Lorenzo de El Escorial (Spain)
Library of the Hellenic Parliament Newspapers' archives
Σταφιδικη Κριση & Υπερατλαντικη Μεταναστευση (Raisin Crisis and Transatlantic migration) (Raisin Crisis and Transatlantic migration) -- a digital archives of migration from Greece to the US
Ireland
DRI - Digital Repository Ireland -- The digital repository of Ireland
Italy
Archivio Digitale - the portal of Italian State Archives
BeWeb -- the repository of Church Archives in Italy
Camera - Italian Centre for Photography -- the Italian photographic archive
SAN - Sistema Archivistico Nazionale -- Italy's online gateway to public archives
Moldova
Zaharia -- Zaharia Cusnir photo archive. The archive contains the visual history of a region and its people
North Macedonia
Dlib.mk -- digitised collections from the National Library of North Macedonia
Norway
Arkivportalen -- an online repository for Norwegian archives
Portugal
Portal Português de Arquivos -- the portal granting access to Portuguese archival documents
Romania
Resurse -- online resources for Romanian Studies
Serbia
Digitalna -- the digital collections of the National Library of Serbia
University of Belgrade University Library -- the digital library of the University of Belgrade
Spain and Latin America
Censo-Guía de Archivos de España e Iberoamérica -- providing information about Spanish and Latin American archival institutions
PARES - Portal de Archivos Españoles -- the portal of Spanish archival heritage
Sweden
NAD - National Archives Database -- a database holding information about Swedish archival collections
Switzerland
Verbund Handschriften - Archive - Nachlässe (HAN) -- a Swiss portal for handwritten archival documents from the Middle Ages to current times
United Kingdom
Archives Hub -- the portal of archives from the United Kingdom
Thematic cultural heritage portals
Arts & Music
Musical Instrument Museum Online - MIMO -- the online portal of musical instruments
Business & Economics
Wirtschaftsarchivportal -- an online directory of business archives in German-speaking countries
Church Registers and pre-modern documents
Matricula -- church registers (mostly books of birth, marriage and death) from various European countries (currently Austria, Germany, Poland, Serbia and Slovenia
Military History International Commission - a platform with information about military archives
Monasterium -- the portal of medieval and early modern charters
Colonialism and slavery
Global Archives Online - A directory of open digital collections for the study of colonial and global history
Slave Societies Digital Archives -- the portal preserves endangered ecclesiastical and secular documents related to Africans and African-descended peoples in slave societies
Jewish History
Jewish Heritage Network -- the portal of Jewish Heritage content
Yerusha -- European Jewish Archives Portal
World War II and the Holocaust
Aarolsen Archives -- International Centre on Nazi persecution
Blavatnik Archive -- a nonprofit foundation dedicated to preserving and disseminating materials that contribute to the study of 20th-century Jewish and world history, with a special emphasis on World War I, World War II, and Soviet Russia
European Holocaust Research Infrastructure - EHRI -- the trans-national Holocaust research, commemoration and education digital centre
German Occupation - a portal of documents from 90+ archives about German occupation during World War II
Holocaust Sources in Context -- documents from everyday life during the Holocaust years
Audiovisual Heritage
Archivio Istituto Luce -- the major portal of historical Italian newsreels and films
Beeld en Geluid -- Sound and Vision, the Netherland's institute for media culture
Europeana Sounds -- a project to aggregate audio and audio-related material for Europeana
European Film Gateway -- historical films and related documents as preserved in European film archives and cinémathèques
EUscreen -- free online access to thousands of items of audiovisual heritage
Photoconsortium -- the network of photographic archives
TIB AV-Portal -- pan-European, domain-specific portal for science videos run by the Leibniz Information Centre for Science and Technology
Friends of Archives Portal Europe
CARARE, Connecting Archaeology and Architecture in Europe -- a non-profit association bringing together everyone with an interest in the archaeological and architectural heritage
DARIAH -- the Digital Research Infrastructure for the Arts and Humanities aims to enhance and support digitally-enabled research and teaching across the arts and humanities
Digital Public Library of America (DPLA) -- granting access to millions of materials from libraries, archives, museums, and other cultural institutions across the United States
DLM Forum -- a community of public archives and interested parties from across government, commercial, academic and voluntary sectors who are active in information governance, including archives, records, document and information lifecycle management
Europeana -- the European digitised cultural heritage, of which Archives Portal Europe is an aggregator; the Europeana Initiative, together with its partners, is currently building the common European data space for cultural heritage
Europeana Fashion -- a best-practice network aggregating materials about Europe's history of fashion
European Archives Group -- the official archives expert group of the European Commission, supporter of Archives Portal Europe since the beginning together with the European Board of National Archivists (EBNA)
European Collaborative Cloud for Cultural Heritage (ECCCH) -- the ECHOES (European Cloud for Heritage OpEn Science) project is currently developing the Cloud as a shared platform designed to provide heritage professionals and researchers with access to data, scientific resources, training, and advanced digital tools tailored to their needs
European Digital Treasures -- a consortium that conceptualises and generates new business models for economic sustainability of the digitized heritage of archives
Eogan -- the oil and gas archives network
Icarus -- the international community of archival institutions operating in the digital era
International Council on Archives (ICA) -- the world archivists association
Manuscriptorium -- the digital library of written cultural heritage
MUSEU -- reference point for European museums and other cultural institutions hosting museum collections in the field of digital cultural heritage and aggregation for Europeana
OpenUp! -- network of European institutions from the natural history domain, providing multimedia objects to Europeana
Social Networks and Archival Context - SNAC -- a discovery service for persons, families, and organizations found within archival collections at cultural heritage institutions
Society of American Archivists (SAA) -- US American archives association responsible among other things for the maintenance and development of the international archival communication and exchange standards used in Archives Portal Europe
Time Machine -- Time Machine aims to join Europe’s rich past with up-to-date digital technologies and infrastructures, creating a collective digital information system mapping the European economic, social, cultural and geographical evolution across times
Trove -- the portal of Australian libraries, universities, museums, galleries and archives
UNESCO Memory of the World -- the UNESCO committee for the preservation of documentary heritage around the world
Website design, discovery, and other services
Archival Literacy Online Course -- a three-module introduction to working with archives developed by the European Digital Treasures project (currently available in English and Spanish), requires creating a free account for the Moodle e-Learning platform
eTranslation Building Block -- a machine translation tool developed under the Connecting Europe Facility (CEF) programme
eArchiving Building Block -- Information Package specifications describing a common format for storing bulk data and metadata in a platform-independent, authentic and long-term understandable way along with a set of sample software initially developed by the E-ARK project under the ICT Policy Support Programme (PSP) within the Competitiveness and Innovation Framework Programme (CIP)
Zooniverse -- the most famous online platform for crowd-sourced research