Implementation

Apps Discuss app(lications) development, typically using openEHR APIs and AQL. Formats Discussions on concrete representations as used in openEHR, e.g. JSON, JSON-schema, XSD/XML, other. Tools Discuss development aspects of tool-building, e.g. tools for building archetypes, templates, guidelines, task plans and more. Integration Discussions about implementation of integration components in openEHR products. See Integration/xx categories to discuss mappings, semantics etc. 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.

Topic	Replies	Views	Activity
About the Implementation category Implementation	0	2106	28 April 2020
Performance of an openEHR CDR based on a graph database Platform cdr , ehrbase	49	675	19 September 2026
Lab order approaches Integration	12	148	15 September 2026
FerroEHR – a new Rust-based openEHR CDR, looking for testers Platform cdr	36	569	10 September 2026
ehr-ctrl Release 1.4.3 - Now with FerroEHR connectivity Tools	0	33	10 September 2026
🔍 openEHR Explorer - a cross-platform desktop CDR browser (macOS/Windows/Linux) Tools	2	127	9 September 2026
Exploring openEHR CDRs - A new tool. Tools ehrbase	10	248	8 September 2026
Querying an openEHR CDR with SQL, Cypher, and GraphQL? Yes, it’s possible. Implementation aql	27	385	7 September 2026
FerroEHR's public sandbox now opens on the admin console Tools	2	90	2 September 2026
ehr-ctrl Release 1.4.0 - New version, new features.... Tools	4	107	30 August 2026
EHR API for VERSIONED_COMPOSITION - puzzled over identifiers. Implementation rest-apis , ehrbase	5	82	19 August 2026
OPT Versioning on CDRs, esp. EHRbase Platform cdr , template , ehrbase	24	331	18 August 2026
ADL v1.4 "existence" default value Implementation	3	59	9 August 2026
Inherited VERSION.uid to be copied to COMPOSITION.uid Platform	0	31	6 August 2026
🚀 New Open Source Tool for openEHR: openEHR-CLI Tools	4	185	5 August 2026
New major archetype version and AQL queries Platform aql , archetype	5	68	31 July 2026
Are ITEM_TAGs wrapped in CONTRIBUTIONs? Platform rest-apis	3	49	31 July 2026
Translations lost in OPT when an archetype is used multiple times Formats opt , template , translation	1	41	31 July 2026
openEHR.net template class generator. Integration	4	110	23 July 2026
Metadata in REST resources Platform atomik	1	53	22 July 2026
openEHR-FHIR Identifer datatype mappings issues Integration openehr-fhir	4	126	11 July 2026
How to generate an opt 1.4? Tools opt , template	7	1204	8 July 2026
openEHR Reference Model in JSON format Formats	14	356	8 July 2026
OpenEHR and AI Integration Tools ai	1	68	18 June 2026
CONTRIBUTION `UPDATE_AUDIT.change_type` in REST API vs vendor implementations Platform	17	188	14 June 2026
OAuth2: at+jwt not allowed Platform	0	48	8 June 2026
Example OPT v1.4 using most elements Implementation template	4	57	5 June 2026
Python implementation of RM Implementation	1	81	30 May 2026
openEHR.net - ready for testing... Tools	0	57	27 May 2026
openEHR data types library in NuGet Implementation	2	65	27 May 2026