CKAN – Open Source Data Portal Software
http://ckan.org/

CKAN is the the world’s leading open-source data portal platform. CKAN is a powerful data management system that makes data accessible – by providing tools to streamline publishing, sharing, finding and using data. CKAN is aimed at data publishers (national and regional governments, companies and organizations) wanting to make their data open and available. This has been added to the tools section of Research Resources Subject Tracer™ Information Blog. This will be added to Statistics Resources and Big Data Subjuect Tracer™.