The “Specification Phase 1” page provides an overview of all, technical specifications that were prepared in spring 2021 and awarded in an EU-wide tender. In December 2021, the successful bidders were published, implementing a first set of federation services and thus enabling an open source reference implementation of GXFS.
See the “Specification Phase 2” page for detailed information on further, technical specifications and the current EU-wide tender.
An overview of the individual services and their functions can be found on two pages here.