Here are links to some annotated directories and bibliographies, specialized libraries of online sources and other online resources. Organized from multidisciplinary to specialized.
African Studies Centre, Leiden University
Searching in the publication databases of Connecting-Africa https://www.connecting-africa.net and AfricaBibhttps://www.africabib.org
African Studies Internet Resources, Colombia University Library
Official “WWW-Virtual Library guide for African Studies” is a part of (the first) virtual library World Wide Web Virtual Library.
African Journals Online
Database of journals published in Africa.
Sabinet African Journals
Database of journals published in Africa, including archival publications.
African Studies, Michigan State University Libraries
Annotated list of sources, including multimedia.
African Online Digital Library
Oxford Bibliographies: African Studies
Africa South of the Sahara: Selected Internet Resources, Center for African Studies, Stanford University Library
African Digital Research Repositories, International African Institute, SOAS University of London
List of digital repositories (according to countries)
The internet library sub-Saharan Africa (ilissAfrica)
Africa currently, social sciences, literature
Biblioteca Central de Estudos Africanos
The library provides Portuguese materials from academic institutions focused on Africa.
Nordiska Afrikainstitutet/Bibliotek (The Nordic Africana Institute/Library)
Africa currently, social sciences.
Basler Afrika Bibliographien – Namibia Resource Centre/Southern Africa Library
Bodleian Library of Commonwealth & African Studies (Oxford University Libraries)
British colonial historical sources (correspondence, documentation)
Digitální repozitář United Nations Economic Commission for Africa
Centre d’Etudes et de Documentation, Africa Museum