FHIR+Package+Cache">common local cache</a>.
</p>

<h3>FHIR NPM Package Registry</h3>
<p>
The FHIR packages are all hosted on the registry <a href="http://packages.fhir.org">http://packages.fhir.org</a>.
Users can <a href="https://registry.fhir.org/">search for packages</a> and download them manually, but the 
main users of the registry are tools that access the registry 
using <a href="https://app.swaggerhub.com/apis-docs/firely/Simplifier.net_FHIR_Package_API">the package API</a>.
A secondary pack