Datasets - Mannheim Linked Data Catalog

Linked Open Computer Vision

Interconnecting computer vision datasets
twc-opendap

Linked Data Provenance for OPeNDAP data processing.
ichoose

SUNY Albany Center for Technology in Government I-Choose project
Instance Hub (all)

Linked Data representations of common entities and concepts that occur in many datasets.

You can also access this registry using the API (see API Docs).