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Query Tools

AQL (Archetype Query Language) is the SQL equivalent for openEHR. Tooling for writing and testing AQL is thinner than for archetype authoring.

EHRbase REST API

Owner and developers EHRbase project, Vitasystems, and Peter L. Reichertz Institute
Available from EHRbase sandbox

The most common way to run AQL queries against EHRbase is directly through the REST API, using tools such as Postman, Insomnia, or curl. The sandbox includes an API explorer.

EHR Studio (Better)

Status Active - commercial
Cost Commercial (part of Better Platform)
Owner and developer Better
Available from Better Studio registration

What it is: Better's integrated development environment for its openEHR platform, including an AQL Builder with a graphical query-construction interface. It is not available as a standalone free tool.

AQL Builder for EHRbase (CRS4)

Status Active
Cost Free
Open source Yes
Owner and developer CRS4
Available from github.com/crs4/aqlbetter
Source github.com/crs4/aqlbetter

What it is: An adaptation of Better's open-source AQL Builder UI components, modified to work with EHRbase rather than Better Platform.