Visualization Platform
Breve is a tool that allows the meta-visualization and edition of historical data (tool developed by Stanford's Humanities+Design).
DIGITAL MAPPA an open-source digital humanities platform for open-access workspaces, projects and publications
Fragmentarium enables libraries, collectors, researchers and students to publish images of medieval manuscript fragments, allowing them to catalogue, describe, transcribe, assemble and re-use them.
Palladio suite of visualization and analytical tools based on the prototypes created for the Mapping the Republic of Letters project, which examines the scholarly communities and networks of knowledge during the period 1500-1800 (tool developed by Stanford's Humanities+Design).
TRISMEGISTOS interdisciplinary portal of the ancient world.
WorldMap is open source software to build your own mapping portal and publish it to the world or to just a few collaborators.