The FHIR registry

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What is FHIR?

FHIR is transforming interoperability in healthcare – but exactly what is it?

The FHIR for Jurisdictions Handbook

Learn from NHS Digital and HL7 Germany how to develop FHIR standards.

Simplifier Features

Get to know what is possible in Simplifier.net. An overview of free and paid features.

Simplifier Data Modeling Launch

Kickstart your team's FHIR data modeling workflow in three sessions.

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SIMPLIFIER NEWS

  • 📌 New Simplifier.net Release 2026.3: Canonical Pinning

    Ardon Tuesday, June 16, 2026
    This release lets you pin canonical references when creating a package, locking each one to the exact version it resolved to so your packages stay reproducible. Simplifier honours the version in a reference when resolving, with two new quality-control rules to help you pin safely. On top of that, the platform has moved to .NET 10, alongside a set of UI improvements and bug fixes.

  • 📋 2026 Simplifier User Survey: help shape the future of Simplifier

    Ardon Wednesday, June 3, 2026
    The 2026 Simplifier User Survey is now open, and we need your input. Tell us which tools and features drive real value in your FHIR workflow, and where the platform can do better. It only takes a few minutes, and your response shapes what we build next.

  • 🤖 New: AI-powered FHIR validation skill using Firely Terminal

    wardweistra Thursday, May 7, 2026
    Use this new skill to combine Firely Terminal with your AI-driven workflows to give your agent real tools to perform FHIR validation and not just guess.
More News
Firely Server
Your own FHIR server
Run your own FHIR server. Tell me more or start a free trial.
Forge
Create your own profiles
Download Forge for free. Build profiles and upload them to Simplifier.net. Tell me more or login and install.
FHIR DevDays June
Read more June 15 – 18, 2026 - Minneapolis, MN
FHIR DevDays June
Read more Previous editions and recordings

Projects

Showcases

Basisprofil DE (R4)
Implementation Guide for Digital Medicines
Israel Core
HL7 FHIR® UK Core R4
HREncounterManagement
ISiK - Basis (Stufe 4 - ABGEKÜNDIGT)
Heavy Menstrual Bleeding
Nictiz R4 Zib2020
Kanta FHIR Prescription R4
CA Core+
Swedish National Medication List Release 21.17
SAP Health Data Services for FHIR Samples
RDC Interoperability Guide
KBV-Basis-Profile
HL7 Norway no-basis
Medizininformatik Initiative - Modul Onkologie
ServID
MedMij R4 Dental Care
LDVC FHIR R4B projekti

Popular

eRezept
74
E-Rezept-Workflow
61
Rede Nacional de Dados em Saúde - RNDS
59
Basisprofil DE (R4)
44
eRezeptAbgabedaten
38
HL7 FHIR® UK Core R4
37
Nictiz STU3 Zib 2017
37
eRezeptAbrechnungsdaten
25

Resources

Resource Categories

Layout (34679)
TestScript (118)
Text (87724)
Example (72106)
ConceptMap (2463)
OperationDefinition (1609)
SearchParameter (19383)
ValueSet (47144)
Image (24446)
DataElement (4427)
ImplementationGuide (1666)
CapabilityStatement (1348)
NamingSystem (2400)
Extension (22575)
Profile (40850)
Library (240)
StructureMap (68)
CompartmentDefinition (117)
ExpansionProfile (4)
MappingFile (594)
PackageManifest (6687)
GraphDefinition (21)
LogicalModel (1747)
CodeSystem (24814)

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The registry.fhir.org is a central point to search for published FHIR Resources:

You can find published STU3 and R4 profiles, extensions, terminology-related and other conformance resources.

Search the FHIR Registry