Columbia University Real Virtual Project
Columbia University via Art Atlas – Panoramas of World Architecture
Treasures of Heaven – Saints, Relics, and Devotion in Medieval Europe
Enluminures – Single site for illuminated manuscripts from many French libraries (Dijon, Reims, etc)
Liber Floridus – Site for illuminated manuscripts from the Bibliotheque de Sainte-Genevieve and Bibliotheque Mazarine
National Library of France – Illuminated Manuscripts
British Library Catalogue of Illuminated Manuscripts – Many images in their collection. Can search by keyword or shelfmark.
E-codices – Virtual collection from Swiss libraries. Can download full pdfs of manuscripts.
Bildindex – Collection from Foto Marburg with various media
Corpus Vitrearum in Great Britain – Stained Glass in the UK
Corpus of Romanesque Sculpture in Britain and Ireland
Illuminated Manuscripts at the Royal Library, the Hague
National Library of The Netherlands- Medieval Illuminated Manuscripts
The St Albans Psalter – Images, text and commentary
Romane – Online database of CESCM. Searchable by site, monument, iconography and manuscript. Can be finicky; broader searches have better returns.
Baptisteria Sacra – Database of baptismal fonts
Digital Scriptorium – Consortium of libraries and museums (mostly US) offering free online access to collections of pre-modern manuscripts.
Early Manuscripts at Oxford University
The CENOBIUM Project – Descriptions and images of cloister capital sculptures at Monreale, Cefalu, Aosta and Moissac.
The Lordship and Commune Project: A Collaboratory (ICMA) – Website developed from Barbara Abou-El-Haj’s unfinished work on Amiens and Reims. Includes photographs taken by her daughter in 2006.
Vatican City Museums – Vatican Museums guide