NCore is the the NSDL open-source suite of tools and services used for creating production digital libraries, such as NSDL.org, repository systems, and content-rich STEM learning environments. A core function of the NSDL Technical Network Services (TNS) is to support, maintain, and extend this platform to meet the evolving needs of the NSDL and STEM communities. This record has the NCore website files attached to it. There is also a link to the archived version the NCore website.