Firely is a leading healthcare technology company specializing in FHIR (Fast Healthcare Interoperability Resources) implementation tools and solutions.

Founded with a mission to improve healthcare data interoperability, Firely develops and maintains essential FHIR tools including Simplifier.net, a collaborative platform for FHIR specifications, and Forge, a user-friendly FHIR profile editor.

The company's flagship products also include Firely Server, a production-ready FHIR server, and the open-source Firely .NET SDK, which powers FHIR APIs and systems worldwide for governments, hospitals, and healthcare organizations.


Learn more about Firely

LATEST 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
📌 New Simplifier.net Release 2026.3: Canonical Pinning
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.
avatar   Ardon   Tuesday, June 16, 2026
📋 2026 Simplifier User Survey: help shape the future of Simplifier
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.
avatar   Ardon   Wednesday, June 3, 2026
🤖 New: AI-powered FHIR validation skill using Firely Terminal
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.
avatar   wardweistra   Thursday, May 7, 2026
🧹 New Forge Release – Advanced Modeling & Validation Enhancements
This latest Forge 2026.1.0 release introduces significant updates, focusing on advanced modeling capabilities, more robust validation, and improved package management to enhance your profiling workflow.
avatar   wardweistra   Monday, April 20, 2026
🔐 Simplifier.net Release 2026.1 – Focus on Security, Metadata and Usability
The latest Simplifier.net release revolves around safety and productivity. While we have implemented new measures behind the scenes to protect accounts, we introduce important innovations for professionals in metadata management, validation and user-friendliness. In this note we explain the improvements and outline what they mean for your FHIR projects.
avatar   wardweistra   Monday, March 23, 2026
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Simplifier Homepage Showcases

This list of show case projects is displayed on the Simplifier homepage, as inspiration for people who create their own projects.

Projekt Basisprofilierung R4 (HL7 Deutschland e.V.)
updated R4
formerly known as the EPMA Implementation Guidance for R4
updated R4
IL Core project
updated R4
Project for HL7 FHIR® UK Core R4
updated R4
Ovaj vodič za implementaciju integracijskog sučelja opisuje funkcionalnosti usluge za upravljanje po
updated R4
A collaborative project from Women for FHIR at DevDays 2025, centered on the Heavy Menstrual Bleeding use case
updated R4
FHIR R4 conformance resources for zib publication 2020.
updated R4
Kanta FHIR Prescription R4 profiles
updated R4
The latest published version is [Version 1.2.0 DFT-Ballot](https://simplifier.net/guide/ca-core?version=1.2.0-dft-ballot). A complete history of published versions can be accessed [here](https://simplifier.net/ca-core).
updated R4
This implementation guide is for the Swedish National Medication List (NLL) release 21.17 - current
updated R4
Contains sample data and additional information for SAP Health Data Services for FHIR
updated R4
Interoperability R5 Guide
updated R5
KBV-Basis-Profile V 1.8.0
updated R4
Norwegian core profiles for R4
updated R4
Medizininformatik Initiative - Modul Onkologie
updated R4
National patient search interface
updated R5
Project for MedMij Dental Care (Dutch: Mondzorg).
updated R4
LDVC HL7 FHIR R4B projekti: laboratoriju un onkoloģijas lietojumi. | Laboratory and Oncology projects
updated R4B
Profiling Academy
IG for Profiling Academy.
Profiling Academy
IG for Profiling Academy.
FHIR Q&A
No description
Firely .NET SDK validator
Documentation for the Firely .NET SDK validation
DevDays IG - example
DevDays example implementation guide.
FQL
No description
FHIR Connector Specification
No description
Forge Documentation
No description
Package Server API documentation
Documentation for the package api endpoint of Simplifier
Simplifier IG Help
The Help information for the Implementation Guide editor on Simplifier
Publishing with Simplifier.net
No description
Accessibility testing Implementation Guide
An Implementation Guide to test the accessibility of the platform
Quality Control Specification - DEPRECATED
No description
Quality Control Specification
No description
Firely Terminal
No description
YamlGen Specification
No description
Bake Syntax Specification
No description
OMOP in FHIR
This project is creating FHIR Logical Models for the OMOP Common Data Model.
FQL Technical Specification
No description
HL7 FHIR Guide Template
This is a demonstration of the usage of the HL7 FHIR Guide Template
Enhancing Oncology Model
The purpose of this implementation guide is to support collecting clinical data elements (CDEs) for the Enhancing Oncology Model (EOM), an initial use case of the USCDI + Cancer initiative. This IG is derived from the mCODE IG.
Explore
No description
Title:
Title is mandatory and should be longer than 3 characters.