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Support MAP_OR_LIST configuration metadata in the language server

compatibility

javaPull requests that update Java codePull requests that update Java code

vscode

Status: Open.

Task

#1166 In helidon-io/helidon-build-tools;

· tomas-langer opened on Aug 7, 2026

Helidon CLI still offers version 2.x during project initialization despite it being End of Life

Status: Open.

#1164 In helidon-io/helidon-build-tools;

· Captain1653 opened on Jul 4, 2026

jlink-image uses multi-release module-info.class with version higher than target JDK

Status: Open.

#1161 In helidon-io/helidon-build-tools;

· zimmi opened on May 5, 2026

JUnitLauncher fails when using JUnit 5.13.0

testing

Status: Open.

Bug

#1151 In helidon-io/helidon-build-tools;

· barchetta opened on Jan 12, 2026

4.x: Improve the Testcontainers user experience with Podman

4.x

testing

Status: Open.

Feature

#1145 In helidon-io/helidon-build-tools;

· romain-grecourt opened on Sep 24, 2025

·  

4.x

[CLI] A restricted method in java.lang.System has been called

4.x

cli

Status: Open.

#1144 In helidon-io/helidon-build-tools;

· danielkec opened on Sep 24, 2025

·  

4.x

4.x: CLI requires cli-data directory with jar files named helidon-{version}.jar

4.x

archetype

cli

Status: Open.

Feature

#1139 In helidon-io/helidon-build-tools;

· romain-grecourt opened on Aug 21, 2025

Helidon 2.x maven archetype fails with Maven 3.9.9

2.xApplies to the 2.x branchApplies to the 2.x branch

archetype

Status: Open.

Bug

#1133 In helidon-io/helidon-build-tools;

· barchetta opened on Aug 15, 2025

Switch to junit-bom to align lib and platform versions

4.x

Status: Open.

#1123 In helidon-io/helidon-build-tools;

· danielkec opened on Jul 15, 2025

·  

4.x

build-cache: ConcurrentExceptionModification

4.x

bugSomething isn't workingSomething isn't working

Status: Open.

Bug

#1121 In helidon-io/helidon-build-tools;

· romain-grecourt opened on Jun 30, 2025

·  

4.x

CLI: add apple silicon (arm64) binary

build

cli

Status: Open.

Task

#1120 In helidon-io/helidon-build-tools;

· barchetta opened on Jun 10, 2025

·  

4.x

Maven 4 Investigation

Status: Open.

Task

#1118 In helidon-io/helidon-build-tools;

· barchetta opened on Jun 2, 2025