redhat-developer/vscode-java

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Java Language Support for Visual Studio Code

Stars: 2.3k
Forks: 546
Open beginner issues: 0
Indexed issues: 926
Avg merge: 20h 1m
Merged PRs (30d): 11

Dominant language: TypeScript
License: EPL-2.0
Last GitHub push: Sep 18, 2026
Latest indexed: Sep 19, 2026
Contributing guide: Contributing guide
Code of conduct: No code of conduct
Beginner labels: help wanted good first issue

Beginner friendly Everything

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926 open issues indexed

Language Support for Java [1.56.0] - Out of memory error Open

bug

Difficulty 4/5 3-5 days Newbie friendliness 45/100

redhat-developer/vscode-java#4506 · 3 comments · 4 reactions · Opened Sep 11, 2026
Language Support for Java fails to initialize: command 'sts.java.addClasspathListener' already exists Open

bug

Difficulty 4/5 3-5 days Newbie friendliness 45/100

redhat-developer/vscode-java#4505 · 1 comment · 1 reaction · Opened Sep 10, 2026
Bundled Lombok crashes JDT indexing in 1.57.2026090508: ConstructorDeclaration.constructorCall NoSuchFieldError Open

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

redhat-developer/vscode-java#4504 · 3 comments · 1 reaction · Opened Sep 9, 2026
Stale “Build Failed” state after successful Maven build and Run Open

bug

Difficulty 3/5 1-2 days Newbie friendliness 62/100

redhat-developer/vscode-java#4502 · Opened Sep 7, 2026
[1.56.0] Lots of AWS Java sdk related intellisense is broken Open

bug

Difficulty 4/5 3-5 days Newbie friendliness 38/100

redhat-developer/vscode-java#4500 · 3 comments · Opened Sep 5, 2026
Project manager should warn when two projects share the same groupId and artifactId Open

enhancement

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

redhat-developer/vscode-java#4491 · 1 reaction · Opened Aug 27, 2026
Enable default config for eslint Open

build/infra

Difficulty 3/5 1-2 days Newbie friendliness 45/100

redhat-developer/vscode-java#4475 · Opened Jul 28, 2026
Lombok `copyableAnnotations` (lombok.config) no longer applied to @RequiredArgsConstructor constructors in v1.55.0 (regression vs v1.54.0) Open

bug

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

redhat-developer/vscode-java#4467 · Opened Jul 21, 2026
Inline Method leaves unqualified instance method call inside local class when inlining into static context Open

bug

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

redhat-developer/vscode-java#4464 · Opened Jul 15, 2026
JDT LS fails to resolve lombok.config in single-folder Maven projects Open

bug

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

redhat-developer/vscode-java#4461 · 1 comment · 1 reaction · Opened Jul 10, 2026
Irrelevant "Invalid runtime for JavaSE-21" on start with WSL Open

bug

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

redhat-developer/vscode-java#4456 · 4 comments · Opened Jul 7, 2026
Maven importer should support custom POM filenames or honor maven.pomfile.globPattern Open

enhancement

Difficulty 4/5 3-5 days Newbie friendliness 45/100

redhat-developer/vscode-java#4455 · 1 comment · Opened Jul 6, 2026
The Ext always consider the direct build folder will located inside workplace folder Open

bug

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

redhat-developer/vscode-java#4454 · Opened Jul 5, 2026
Add support for JDT Debbuger and Test Infrastructure? Open

enhancement

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

redhat-developer/vscode-java#4453 · Opened Jul 1, 2026
JDT.LS binary download does not honour VS Code http.proxy setting in corporate networks Open

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

redhat-developer/vscode-java#4452 · 1 comment · Opened Jul 1, 2026
When using a method reference with lambda, a @Nonnull warning will be prompted Open

bug

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

redhat-developer/vscode-java#4451 · 1 comment · 1 reaction · Opened Jun 30, 2026
The LSP hangs on Setting classpath containers Open

bug

Difficulty 4/5 3-5 days Newbie friendliness 35/100

redhat-developer/vscode-java#4441 · Opened Jun 29, 2026
Upgrade the bundled JDK version to 25 LTS Open

enhancement

Difficulty 3/5 1-2 days Newbie friendliness 45/100

redhat-developer/vscode-java#4439 · 2 comments · Opened Jun 29, 2026
JDK_HOME can be sorted after lower-priority auto-detected JDK sources Open

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

redhat-developer/vscode-java#4426 · Opened Jun 15, 2026
Inline Method changes behavior for polymorphic method call Open

bug

Difficulty 4/5 3-5 days Newbie friendliness 55/100

redhat-developer/vscode-java#4425 · 1 comment · Opened Jun 13, 2026
`java.jdt.ls.java.home` should use the Java execution environment name Open

enhancement

Difficulty 5/5 Over a week Newbie friendliness 35/100

redhat-developer/vscode-java#4422 · Opened May 29, 2026
Java Language Support 1.46+ breaks agent loading Open

bug

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

redhat-developer/vscode-java#4420 · 4 comments · Opened May 27, 2026
Editor encoding inherited from Maven Open

enhancement

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

redhat-developer/vscode-java#4416 · Opened May 23, 2026
Cleaning Workspace resets "Active Maven Profiles" setting Open

bug

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

redhat-developer/vscode-java#4415 · Opened May 22, 2026
Package error not reported with "java.jdt.ls.javac.enabled":"on" Open

bug

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

redhat-developer/vscode-java#4414 · Opened May 20, 2026
Prioritize and Differentiate Method Completions by Declaring Type Open

enhancement

Difficulty 5/5 Over a week Newbie friendliness 35/100

redhat-developer/vscode-java#4408 · Opened Apr 27, 2026
Include Return Type Annotations in Method Hover Tooltip Open

enhancement

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

redhat-developer/vscode-java#4407 · 1 comment · 2 reactions · Opened Apr 27, 2026
Opened class files in referenced libraries are not restored on restart Open

bug

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

redhat-developer/vscode-java#4406 · Opened Apr 27, 2026
Stope the feature of suggestions Open

Difficulty 4/5 3-5 days Newbie friendliness 25/100

redhat-developer/vscode-java#4400 · Opened Apr 22, 2026
Gradle multi-project import materializes internal build/libs jars into live JDT classpath Open

bug

redhat-developer/vscode-java#4399 · 4 comments · 1 reaction · 1 assignee · Opened Apr 21, 2026
Resources (application.properties) automatically deleted from bin folder shortly after generation in Gradle project Open

bug

Difficulty 4/5 3-5 days Newbie friendliness 45/100

redhat-developer/vscode-java#4398 · 1 comment · Opened Apr 21, 2026
Debugger => Some variable content popup issues Open

bug

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

redhat-developer/vscode-java#4397 · Opened Apr 17, 2026
Cannot read properties of undefined (reading 'start') Open

bug

Difficulty 4/5 3-5 days Newbie friendliness 35/100

redhat-developer/vscode-java#4395 · 3 comments · Opened Apr 16, 2026
src/main/resources excluded from classpath for Gradle subprojects with generated source directories Open

bug

redhat-developer/vscode-java#4393 · 3 comments · 1 reaction · 1 assignee · Opened Apr 15, 2026
org.eclipse.jdt.core.compiler.problem.potentialNullReference preference not taken into account Open

bug

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

redhat-developer/vscode-java#4388 · 2 comments · Opened Apr 6, 2026
Syntax highlighting and checking often breaks while typing comments Open

bug

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

redhat-developer/vscode-java#4387 · Opened Apr 4, 2026
command 'java.dashboard.refresh' not found Open

bug

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

redhat-developer/vscode-java#4381 · 1 comment · Opened Apr 1, 2026
Security (SCA): Critical/High/Medium CVEs detected in redhat.java (Language Support for Java™ by Red Hat) — remediation required Open

bug

Difficulty 4/5 3-5 days Newbie friendliness 35/100

redhat-developer/vscode-java#4366 · 2 comments · Opened Mar 17, 2026
"No build tools" Java projects auto-import skipped due to presence of "build tools" Java projects in same workspace Open

bug

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

redhat-developer/vscode-java#4363 · Opened Mar 11, 2026
cannot initialize in powershell after `conda init powershell` Open

bug

Difficulty 4/5 3-5 days Newbie friendliness 15/100

redhat-developer/vscode-java#4362 · 3 comments · Opened Mar 11, 2026
DownloadChecksumJob fails for Gradle snapshot versions fetched from versions API, causing projects to fall back to unmanaged/invisible project mode Open

bug Gradle

redhat-developer/vscode-java#4357 · 1 comment · 1 assignee · Opened Mar 9, 2026
The filename of the class(with source code included) should not end with .class on debugging scene Open

bug

Difficulty 3/5 1-2 days Newbie friendliness 45/100

redhat-developer/vscode-java#4356 · 1 comment · 1 reaction · Opened Mar 5, 2026
update included JRE to 25 Open

enhancement

Difficulty 4/5 3-5 days Newbie friendliness 35/100

redhat-developer/vscode-java#4353 · Opened Feb 27, 2026
Antigravity: can not start Java app via Run and Debug Open

Difficulty 4/5 3-5 days Newbie friendliness 38/100

redhat-developer/vscode-java#4352 · 3 comments · Opened Feb 27, 2026
"Find / Peek All references" on a base class doesn't find overwritten invocations Open

enhancement

Difficulty 4/5 3-5 days Newbie friendliness 38/100

redhat-developer/vscode-java#4346 · Opened Feb 24, 2026
Module configuration support Open

Difficulty 5/5 Over a week Newbie friendliness 35/100

redhat-developer/vscode-java#4342 · 3 comments · Opened Feb 19, 2026
java process going rogue with 5000+ threads Open

Difficulty 4/5 3-5 days Newbie friendliness 35/100

redhat-developer/vscode-java#4328 · 1 comment · Opened Feb 1, 2026
Stream results for "Go To References" and other "Go To" methods Open

enhancement performance upstream

Difficulty 4/5 3-5 days Newbie friendliness 35/100

redhat-developer/vscode-java#4321 · 7 comments · Opened Jan 29, 2026
support relative paths when configuring jdk Open

Difficulty 3/5 1-2 days Newbie friendliness 45/100

redhat-developer/vscode-java#4318 · 1 comment · 2 reactions · Opened Jan 27, 2026
Gradle multi-module project breaks on reload, requires cleaning Java Language Server workspace every time Open

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

redhat-developer/vscode-java#4317 · 6 comments · Opened Jan 23, 2026

redhat-developer/vscode-java

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