Next-Gen FHIR Terminology Server
Available for license

Ontoserver is available via commercial software license and we also offer 30 day evaluation licenses.

We also offer a managed service and enterprise agreements.

Selected by NHS Digital and Nictiz

Ontoserver is the NHS Digital National Terminology Server and is available for licence by organisations delivering healthcare across the United Kingdom.

Ontoserver is also the Terminology Server of choice for Nictiz, the Netherlands knowledge organisation for digital information exchange in healthcare.


Ontoserver Underpins Australia's
National Clinical Terminology Service

As part of the National Clinical Terminology Service a licensing agreement between the Australian Digital Health Agency and CSIRO enables both the private and public health sectors in Australia to access Ontoserver to support the use of clinical terminology.

  • Infrastructure &
    Platforms Innovation
    of the Year
  • Public Sector &
    Government Markets

    Ontoserver instances can syndicate terminology content from an up-stream Ontoserver instance, or the NCTS, via its Syndication API. This makes it almost trivial to deploy and access the latest version of SNOMED CT-AU and other standard terminologies.

Ready to do something?

Some of our cool tools

Our world class specialist terminology tools and products


Shrimp is a free SNOMED CT search, visualisation, and exploration tool that runs in your browser, and talks to any Ontoserver instance using its RESTful FHIR API.


Snapper:Author enables the creation and maintenance of the FHIR® terminology resources: CodeSystem, ValueSet, and ConceptMap. Snapper:Map streamlines ConceptMap authoring and maintenance

Value Set Comparison tool

Compare the behaviour of different FHIR terminology servers for performance and behaviour with side-by-side display of results for the same requests ($expand + filter) sent to multiple FHIR servers.


MedTex an advanced natural language medical text processing software.

Our research pipeline

Knowledge being collected and products that are being developed


Pathling is a FHIR server with functionality designed to ease the delivery of analytics-enabled apps, and to augment tasks related to health data analytics.


CSIRO has developed a prototype genomic test ordering system using SMART on FHIR, focusing on understanding the interfaces involved and the interoperability requirements. A REDCap plugin for Ontoserver has also been developed

Health System Analytics

Our aim is to improve performance and sustainability by transforming clinical/operational data to create knowledge with analytics, optimisation, real-time monitoring for decision support, risk stratification tools and evaluations.

Our services

Consultancy/Implementation services - we develop, implement and provide advice around standards including FHIR and SNOMED CT. We also do clinical and technical engagement through transparent, co-design, collaborative process with the community.

Education and training - we provide education and training services for businesses learning about clinical terminologies and standards such as SNOMED CT and FHIR

Clinical Terminology services

  • Authoring services
  • Mapping and content migration
  • Value set/refererence set development and maintenance
  • Terminology based analytics and reporting
  • Standards based data modelling
  • Health data searching


Drop us a line



Follow the Yellow-Brick Code: A FHIR Terminology Journey

How and when to use FHIR Terminology Service APIs