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cqframework

14 indexed repositories · View on GitHub

clinical_quality_language
Clinical Quality Language (CQL) is an HL7 specification for the expression of clinical knowledge that can be used within both the Clinica...

Kotlin · 330 stars
cql-execution
A JavaScript framework for executing CQL

JavaScript · 84 stars
CQL-Formatting-and-Usage-Wiki
A collaborative workspace for the development of CQL formatting conventions and usage patterns for artifact development. The home of Cook...

CQL · 68 stars
clinical-reasoning
CQF Clinical Reasoning on FHIR for Java

Java · 49 stars
cql-exec-fhir
A FHIR data source for the JavaScript CQL Execution project

JavaScript · 24 stars
cqf-tooling
Tooling for CQL and IG Authors

Java · 22 stars
vscode-cql
VS Code Clinical Quality Language Extension

TypeScript · 13 stars
sample-content-ig
Sample Content IG

HTML · 8 stars
cql-tests
Clinical Quality Language Tests Repository

7 stars
cql-tests-runner
Test Runner for CQL Tests

TypeScript · 5 stars
dqm-content-qicore-2025
Repository for FHIR quality measure testing for 2025 Annual Update

HTML · 3 stars
cql-language-server
A CQL language server compatible with the Language Server Protocol

Kotlin · 2 stars
aphl-chronic-ig
APHL Chronic Disease Surveillance Implementation Guide

CQL · 1 star
dqm-content-qicore-2026
Repository for FHIR Quality Measure testing for 2026 Annual Update

HTML · 0 stars

Beginner friendly Everything

Open All

Support multiple urls in StructureDefnition/$questionnaire Open

enhancement

Difficulty 3/5 1-2 days Newbie friendliness 65/100

cqframework/clinical-reasoning#1057 · Opened Jun 22, 2026
CMS129 test case uses PSA code not included in ProstateSpecificAntigenTest value set Open

Difficulty 2/5 1-3 hours Newbie friendliness 76/100

cqframework/dqm-content-qicore-2025#51 · Opened Jun 20, 2026
Difference in weeks calculating incorrectly Open

bug

Difficulty 3/5 1-2 days Newbie friendliness 68/100

cqframework/clinical_quality_language#1788 · Opened Jun 17, 2026
Update master branch protection required checks after CI workflow rewrite Open

enhancement

cqframework/cql-language-server#142 · 1 assignee · Opened Jun 14, 2026
ucum units incorrectly converting when multiplying Open

bug

Difficulty 4/5 3-5 days Newbie friendliness 50/100

cqframework/clinical_quality_language#1773 · Opened Jun 3, 2026
expand Interval of Dates is returning intervals of DateTime Open

bug

Difficulty 3/5 1-2 days Newbie friendliness 65/100

cqframework/clinical_quality_language#1770 · Opened May 29, 2026
@cqframework/cql: subpath exports ship .mjs with no "types", so CqlTranslator methods (e.g. toJson) aren't visible to consumers Open

Difficulty 2/5 1-3 hours Newbie friendliness 78/100

cqframework/clinical_quality_language#1768 · 9 comments · Opened May 27, 2026
Date/DateTime add/subtract behavior Open

bug

Difficulty 4/5 3-5 days Newbie friendliness 48/100

cqframework/clinical_quality_language#1767 · Opened May 17, 2026
CMS130 test case: Condition.code does not match test-case description ("dementia") — exclusion not reproducible from patient resources Open

Difficulty 2/5 1-3 hours Newbie friendliness 72/100

cqframework/dqm-content-qicore-2025#49 · 1 comment · Opened May 17, 2026
IncludesNullRight should return false Open

Difficulty 2/5 1-3 hours Newbie friendliness 72/100

cqframework/cql-tests#112 · 1 comment · Opened May 16, 2026
Add hours to a Cql Date should result in an exception Open

Difficulty 2/5 1-3 hours Newbie friendliness 55/100

cqframework/cql-tests#111 · Opened May 16, 2026
Artifact diff operation is exposed at the resource type level Open

bug

Difficulty 4/5 3-5 days Newbie friendliness 48/100

cqframework/clinical-reasoning#1029 · 1 comment · Opened May 11, 2026
CqlDateTime Operators does not handle precision correctly Open

bug

Difficulty 3/5 1-2 days Newbie friendliness 58/100

cqframework/clinical_quality_language#1766 · Opened May 7, 2026
DateTime Operator "Add" for year and weeks treating 52 weeks as a calendar year Open

bug

Difficulty 3/5 1-2 days Newbie friendliness 55/100

cqframework/clinical_quality_language#1765 · Opened May 7, 2026
CqlComparisonOperatorsTest "groupName": "Unit Comparison" have many failures Open

bug

Difficulty 3/5 1-2 days Newbie friendliness 55/100

cqframework/clinical_quality_language#1763 · Opened May 6, 2026
In R4 system.long is being handled incorrectly Open

Difficulty 3/5 1-2 days Newbie friendliness 65/100

cqframework/clinical_quality_language#1750 · Opened Apr 24, 2026
Incorrect interpretation of flatten null as List<> Open

Difficulty 3/5 1-2 days Newbie friendliness 50/100

cqframework/cql-tests#103 · Opened Apr 22, 2026
Collapse a list of Intervals returns an array instead of a list Open

Difficulty 4/5 3-5 days Newbie friendliness 52/100

cqframework/clinical_quality_language#1744 · Opened Apr 17, 2026
Interval[1.0, 10.0] except Interval[4.0, 10.0] is returning the wrong response Open

cqframework/clinical-reasoning#1090 · 3 comments · 1 assignee · Opened Apr 17, 2026
Test Runner Not Detecting Equal Lists on Interval<Time> Open

Difficulty 3/5 1-2 days Newbie friendliness 58/100

cqframework/cql-tests-runner#94 · 1 comment · Opened Apr 13, 2026
Measures with invalid (uppercase-initial) Measure Aggregate Method Open

Difficulty 3/5 1-2 days Newbie friendliness 70/100

cqframework/dqm-content-qicore-2025#48 · 1 comment · Opened Apr 13, 2026
Need better detailed error message for $evaluate-measure operation failure. Open

Difficulty 4/5 3-5 days Newbie friendliness 42/100

cqframework/clinical-reasoning#998 · 1 comment · Opened Apr 13, 2026
ProductLine extension is non-conformant Open

enhancement

Difficulty 5/5 Over a week Newbie friendliness 30/100

cqframework/clinical-reasoning#997 · Opened Apr 11, 2026
Value Based Stratifiers Open

Difficulty 5/5 Over a week Newbie friendliness 25/100

cqframework/aphl-chronic-ig#29 · Opened Apr 9, 2026
DataRequirementsProcessor produces duplicate cqf-logicDefinition extensions Open

bug

cqframework/clinical_quality_language#1738 · 1 assignee · Opened Apr 7, 2026
Expression Tuple equivalence on tuples with mismatched number of items does not return false Open

Difficulty 3/5 1-2 days Newbie friendliness 55/100

cqframework/clinical_quality_language#1735 · Opened Apr 3, 2026
Operator Upper('') and Lower('') should return an empty string instead of no value Open

cqframework/clinical-reasoning#1091 · 3 comments · 1 assignee · Opened Apr 2, 2026
Operation Split('a,b', null) should return null, but returns a valueString Open

Difficulty 3/5 1-2 days Newbie friendliness 68/100

cqframework/clinical_quality_language#1728 · Opened Apr 2, 2026
Operation Split('a,b', '-') should return a list, but returns a valueString Open

Difficulty 3/5 1-2 days Newbie friendliness 58/100

cqframework/clinical_quality_language#1727 · Opened Apr 2, 2026
"days between" operation on DateTime with Uncertain Interval returns string instead of interval Open

Difficulty 3/5 1-2 days Newbie friendliness 68/100

cqframework/clinical_quality_language#1725 · Opened Apr 2, 2026
Uncertainty interval with "months between" operation returns wrong low interval Open

Difficulty 3/5 1-2 days Newbie friendliness 72/100

cqframework/clinical_quality_language#1724 · Opened Apr 2, 2026
Distinct operation on a list with all nulls does not return a list but a single null Open

Difficulty 3/5 1-2 days Newbie friendliness 68/100

cqframework/clinical_quality_language#1723 · Opened Apr 2, 2026
Sort Dates Asc and Desc operations do not preserve time (and desc) Open

Difficulty 3/5 1-2 days Newbie friendliness 55/100

cqframework/clinical_quality_language#1722 · Opened Apr 2, 2026
Except Time List and Except DateTime List return single instead of a list Open

Difficulty 4/5 3-5 days Newbie friendliness 48/100

cqframework/clinical_quality_language#1719 · Opened Apr 2, 2026
Negation handling with US Quality Core Open

Difficulty 4/5 3-5 days Newbie friendliness 48/100

cqframework/clinical_quality_language#1714 · Opened Apr 1, 2026
Test Runner Not Detecting Equal Intervals (Open vs Closed Boundaries) Open

bug

Difficulty 3/5 1-2 days Newbie friendliness 50/100

cqframework/cql-tests-runner#85 · 2 comments · Opened Mar 31, 2026
Test Runner Not Detecting Equal DateTimes (Offset vs No Offset) Open

Difficulty 3/5 1-2 days Newbie friendliness 52/100

cqframework/cql-tests-runner#84 · Opened Mar 31, 2026
Test Runner Not Detecting Equal DateTimes (+00:00 vs Z) Open

bug

Difficulty 3/5 1-2 days Newbie friendliness 55/100

cqframework/cql-tests-runner#83 · 1 comment · Opened Mar 31, 2026
Test Runner Not Detecting Equal Lists of Strings Open

bug

cqframework/cql-tests-runner#82 · 4 comments · 1 assignee · Opened Mar 31, 2026
Test Runner Not Detecting Equal Concept Values Open

bug

Difficulty 3/5 1-2 days Newbie friendliness 52/100

cqframework/cql-tests-runner#81 · 1 comment · Opened Mar 31, 2026
Test Runner Not Detecting Equal Lists of Interval<DateTime>/Period Open

bug

Difficulty 3/5 1-2 days Newbie friendliness 48/100

cqframework/cql-tests-runner#80 · 1 comment · Opened Mar 31, 2026
Test Runner Not Detecting Equal Long Values Open

bug

Difficulty 3/5 1-2 days Newbie friendliness 52/100

cqframework/cql-tests-runner#79 · 4 comments · Opened Mar 31, 2026
Support pre-release publishing with SNAPSHOT language server resolution Open

enhancement

cqframework/vscode-cql#148 · 1 assignee · Opened Mar 17, 2026
Milliseconds are read incorrectly from time and date time literals Open

Difficulty 3/5 1-2 days Newbie friendliness 35/100

cqframework/clinical_quality_language#1702 · 1 comment · Opened Mar 12, 2026
Support namespacing for library organization within a project Open

enhancement

cqframework/vscode-cql#145 · 1 comment · 1 assignee · Opened Mar 12, 2026
Loading libraries from intermediary forms Open

Difficulty 5/5 Over a week Newbie friendliness 25/100

cqframework/clinical_quality_language#1700 · 1 comment · Opened Mar 9, 2026
DataRequirementsVisitor resolvedCache key strips version, causing incorrect caching for multi-version dependencies Open

bug

Difficulty 2/5 1-3 hours Newbie friendliness 55/100

cqframework/clinical-reasoning#946 · Opened Feb 27, 2026
Use VSCode testing facilities Open

Difficulty 5/5 Over a week Newbie friendliness 20/100

cqframework/vscode-cql#134 · Opened Feb 26, 2026
Issue with unit conversion Open

md impact tracking

cqframework/clinical_quality_language#1690 · 7 comments · 1 assignee · Opened Feb 25, 2026
Empty fields in liquid template for measures Open

enhancement

cqframework/sample-content-ig#138 · 3 comments · 1 assignee · Opened Feb 24, 2026

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