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.

5,028 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
access public S3 storage anonymously
good first issue
Why recommendedNo assignee yet · Has a beginner-friendly label
No assignee yetHas a beginner-friendly labelContributing guide available

trinodb / trino · #27512 · Nov 30, 2025 · Java · 9,113 stars

7 comments0 reactions0 assignees
Open
Run hudi-cli tests in Azure CI
from-jiragood first issuepriority:hightype:improvement
Why recommendedHas a beginner-friendly label
Has a beginner-friendly label

apache / hudi · #16448 · Nov 30, 2025 · Java · 4,823 stars

7 comments0 reactions1 assignee
Open
Decouple hive from bundle test
area:testsfrom-jiragood first issuepriority:hightype:improvement
Why recommendedNo assignee yet · Has a beginner-friendly label
No assignee yetHas a beginner-friendly label

apache / hudi · #15724 · Nov 30, 2025 · Java · 4,823 stars

2 comments0 reactions0 assignees
Open
Expose Timeline Server Metrics
area:timelinefrom-jiragood first issuepriority:hightype:improvement
Why recommendedNo comments yet · Has a beginner-friendly label
No comments yetHas a beginner-friendly label

apache / hudi · #15020 · Nov 30, 2025 · Java · 4,823 stars

0 comments0 reactions1 assignee
Closed
Ensure checkstyle for scala code works
area:code-qualityarea:dev-experiencefrom-jiragood first issuepriority:hightype:devtask
Why recommendedNo comments yet · Has a beginner-friendly label
No comments yetHas a beginner-friendly label

apache / hudi · #14961 · Nov 30, 2025 · Java · 4,823 stars

0 comments0 reactions1 assignee
Closed
Segregate metrics configs by reporter type
area:code-qualityarea:configarea:corearea:metricsfrom-jiragood first issuepriority:mediumtype:improvement
Why recommendedNo comments yet · Has a beginner-friendly label
No comments yetHas a beginner-friendly label

apache / hudi · #14583 · Nov 30, 2025 · Java · 4,823 stars

0 comments0 reactions1 assignee
Open
Simplify ReflectionUtils#getTopLevelClasses
area:code-qualityfrom-jiragood first issuepriority:hightype:improvement
Why recommendedNo assignee yet · No comments yet
No assignee yetNo comments yetHas a beginner-friendly label

apache / hudi · #14554 · Nov 30, 2025 · Java · 4,823 stars

0 comments0 reactions0 assignees
Open
Replace variables/comments named "data files" to "base file"
area:code-qualityarea:dev-experiencefrom-jiragood first issuepriority:highstatus:pr-availabletype:improvement
Why recommendedNo assignee yet · Has a beginner-friendly label
No assignee yetHas a beginner-friendly label

apache / hudi · #14528 · Nov 30, 2025 · Java · 4,823 stars

1 comment0 reactions0 assignees
Open
Explore a new way to fix import order
area:code-qualityfrom-jiragood first issuepriority:mediumtype:improvement
Why recommendedNo assignee yet · Has a beginner-friendly label
No assignee yetHas a beginner-friendly label

apache / hudi · #14524 · Nov 30, 2025 · Java · 4,823 stars

1 comment0 reactions0 assignees