OHS Software Foundation Community
This is the technical home for the OHS Software Foundation (a Linux Foundation project currently under formation)
kotlin-fhir
67
Lean, fast HL7 FHIR data-model implementation with minimal generated classes, JSON-only serialization, multi-version support, and a tiny runtime footprint for efficient healthcare data handling.
kotlin-fhirpath
13
Implementation of HL7 FHIRPath with ANTLR-generated parser, strict timezone-aware datetime semantics, UCUM unit support, codegen helpers, validation, conversion, comparison, and conformance-tested evaluator.
kotlin-fhir-engine
3
Offline-capable FHIR R4 engine for on-device resource persistence, type-safe search API, configurable sync (download/upload, conflict resolution), plus demo app illustrating integration.
kotlin-fhir-data-capture
2
Collects, validates, and processes structured healthcare data via HL7 FHIR Questionnaires. Composable questionnaire renderer with pre-fill, validation, review page, and submit/cancel producing FHIR QuestionnaireResponses.
player-client
1
Renders healthcare UI from configuration, projecting FHIR resources into typed view-state using SQL-on-FHIR ViewDefinitions; declarative configs, registry-resolved renderers, and runtime-config updates enable UI changes without code rewrites.