Integration Discussions about implem. of integration components, data conversion, & standards incl. HL7 v2, FHIR etc. Apps Discuss app(lications) development, typically using openEHR APIs and AQL. Conformance For discussions on implementation of conformance framework and tools. Tools Discuss development aspects of tool-building, e.g. tools for building archetypes, templates, guidelines, task plans and more. Covid-19 For openEHR Covid-19 application development. Platform Discussions on openEHR platform (back-end, services) implementation. REST APIs spec; Abstract platform spec (PIM) Web archive of openehr-implementers mailing list.