🦉 Snow Owl Terminology Server - a production-ready, fast, scalable, FHIR Terminology Service compliant server that supports SNOMED CT International and Extensions, LOINC, RxNorm, UMLS, ICD-10/11, custom code systems and many others

Java library to map LOINC-encoded test results to Human Phenotype Ontology

loinc2hpo Annotation Data

Informatics Analytic Architecture—A dynamic semantic architecture for the analysis of models, logic, and language.

Documentation for Solor Knowledge Architecture and Knowledge Management Environment

Code and Word2Vec embeddings of LOINC codes for KDD 2019 DSHealth paper "Evaluation of Embeddings of Laboratory Test Codes for Patients at a Cancer Center": https://arxiv.org/abs/1907.09600

macOS menu bar utility for clinical terminology code lookup, search, and annotation

R Package that supports standardization of clinical data to Athena (athena.ohdsi.org)

Python SDK for OMOP/OHDSI vocabularies - query 10M+ medical concepts across SNOMED, ICD-10, RxNorm, LOINC & 90+ terminologies via simple API

Application which transforms Nederlandse Labcodeset from its native XML file format to a collection of FHIR terminology resources.

REST service that converts LOINC codes and UCUM units to a standardized representation

Open source FHIR 🔥 terminology service deployable as a simple docker container

MCP server for OHDSI OMOP medical vocabularies. Search, map, and navigate 10M+ concepts (SNOMED, ICD-10, RxNorm, LOINC) from any AI agent.

Open-source MCP servers for clinical decision support — calculators, drugs, evidence, terminologies. Local-first, PHI-aware, fail-loud.

LOINC Toy Search Engine using pointwise approach (UPM's Master in Data Science)

Node SDK for OMOP/OHDSI vocabularies - query 10M+ medical concepts across SNOMED, ICD-10, RxNorm, LOINC & 90+ terminologies via simple API

Synthea-inspired hybrid synthetic patient record generator — Gaussian copula + clinical modules, trained on Turkish pristine-healthy EHR cohorts. Outputs CSV + FHIR R4 (LOINC/SNOMED/ICD-10/RxNorm). Includes a Tauri desktop app for non-coders.

Multi-terminology terminology server example on InterSystems IRIS for Health, with SNOMED CT and LOINC support, native APIs, FHIR terminology APIs, and IRIS-based ingestion and search patterns.

Simple medical system that compliance with FHIR and HL7.

A modern web application that uses AI-powered Retrieval-Augmented Generation (RAG) to match natural language queries with LOINC (Logical Observation Identifiers Names and Codes) codes.