Curated Issues

Java Good First Issues

Browse open source issues tagged with Java in the issue metadata. Results stay focused on work that can become public contribution evidence.

382 matching issues

Java

Slice signals

  • Average annotated difficulty: 2.5/5 across 5,028 issues.
  • 75% of 5,028 time estimates are one day or less.
Closed
y.map is not a function while trying evaluate SAML
area/admin/apiarea/samlhelp wantedkind/bugpriority/lowstatus/auto-bumpstatus/auto-expireteam/core-clientsteam/core-shared
Why recommendedNo assignee yet · Has a beginner-friendly label
No assignee yetHas a beginner-friendly labelContributing guide available

keycloak / keycloak · #46408 · Feb 17, 2026 · Java · 34,398 stars

1 comment1 reaction0 assignees
Closed
应用关闭时报错
area/nacosgood first issue
Why recommendedNo assignee yet · Has a beginner-friendly label
No assignee yetHas a beginner-friendly label

alibaba / spring-cloud-alibaba · #4247 · Feb 5, 2026 · Java · 29,106 stars

3 comments0 reactions0 assignees
Closed
Special characters in Realm name breaks the application
area/account/uihelp wantedkind/bugpriority/normalstatus/auto-bumpstatus/auto-expireteam/core-clientsteam/core-shared
Why recommendedNo assignee yet · Has a beginner-friendly label
No assignee yetHas a beginner-friendly labelContributing guide available

keycloak / keycloak · #46039 · Feb 5, 2026 · Java · 34,398 stars

3 comments1 reaction0 assignees
Closed
Ensure ./gradlew lint can run without errors
help wantedstarter issue
Why recommendedNo assignee yet · Has a beginner-friendly label
No assignee yetHas a beginner-friendly labelRepository active this monthContributing guide available

robolectric / robolectric · #10957 · Jan 29, 2026 · Java · 6,035 stars

1 comment0 reactions0 assignees
Closed
ClientBean BaseURL NULL
area/authenticationhelp wantedkind/bugpriority/lowstatus/auto-bumpstatus/auto-expireteam/core-authnteam/core-clients
Why recommendedNo assignee yet · Has a beginner-friendly label
No assignee yetHas a beginner-friendly labelContributing guide available

keycloak / keycloak · #45746 · Jan 26, 2026 · Java · 34,398 stars

2 comments1 reaction0 assignees
Closed
fix (docs): Update content in sql/analyze.rst
docsfeature requestgood first issue
Why recommendedHas a beginner-friendly label · Contributing guide available
Has a beginner-friendly labelContributing guide available

prestodb / presto · #27005 · Jan 21, 2026 · Java · 15,558 stars

2 comments0 reactions1 assignee
Closed
Cache baseline JARs on CI
buildhelp wantedtype: task
Why recommendedNo assignee yet · Has a beginner-friendly label
No assignee yetHas a beginner-friendly labelRepository active this monthContributing guide available

micrometer-metrics / micrometer · #7102 · Jan 21, 2026 · Java · 4,882 stars

4 comments0 reactions0 assignees
Closed
Android TV stuck on v3.10
Area-PlayStoreEnvironment-AndroidTVIssue-Severe (high)help wanted
Why recommendedNo assignee yet · Has a beginner-friendly label
No assignee yetHas a beginner-friendly labelContributing guide available

TeamAmaze / AmazeFileManager · #4556 · Jan 18, 2026 · Java · 4,883 stars

1 comment1 reaction0 assignees