This is an archival site of the Hub-of-All-Things (HAT) Project, the CONTRIVE/HALL project and the HARRIET project, the 3 projects that contributed to the development of the HAT Microserver, and the design/implementation of the HAT ecosystem. It is no longer updated and is preserved for archival purposes only.

For the live ecosystem and the websites, please visit


HAT Research continues at



What is the HAT?


Our Research Investigators have their say about the HAT: