Virtual library
special form of web portals to search for information
Baltic Sea Library
LibriVox
FID4SA – Specialized Information Service South Asia
African Studies Library (formerly: Internet library sub-saharan Africa
Virtual specialist library for German studies
Virtual Library of Musicology
Finna
adlr.link
Jewish Virtual Library
Buddhist Digital Resource Center
Egyptian Knowledge Bank
Cuneiform Digital Library Initiative
Digital Library of the Caribbean
GALILEO
Iraqi Virtual Science Library
Libraries in virtual worlds
arthistoricum.net
Post-Reformation Digital Library