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28 first-timers merged
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Most welcoming repos
30 repos, most welcoming first
Only repos tagged java. Show all topics
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jvondermarck/
dinosaur-exploder 🦖 Classic arcade shoot 'em up built with Java & FXGL. Contributions welcome – game & Next.js docs.
Java · TypeScript 110 stars
4 starter issues2 unclaimed
- code
- docs
80% mergedreport →replies in 23 hours
53 first-timers merged
An issue to start with#405 [Bug]: Cursor texture corrupted after loading Japanese font glyphs (opens GitHub)
NativeScript/
NativeScript ⚡ Write Native with TypeScript ✨ Best of all worlds (TypeScript, Swift, Objective C, Kotlin, Java, Dart). Use what you love ❤️ Angular, React, Solid, Svelte, Vue with: iOS (UIKit, SwiftUI), Android (View, Jetpack Compose), Flutter and you name it compatible.
TypeScript 26k stars
2 starter issuesall unclaimed
- code
- docs
- tests
88% mergedreport →replies in 48 minutes
9 first-timers merged
An issue to start with#11448 docs: stale unit-test anchors and API reference build commands in contributor docs (opens GitHub)
checkstyle/
checkstyle Checkstyle is a development tool to help programmers write Java code that adheres to a coding standard. By default it supports the Google Java Style Guide and Sun Code Conventions, but is highly configurable. It can be invoked with an ANT task and a command line program.
Java 9.6k stars
79% mergedreport →replies in 7 hours
14 first-timers merged
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- 81% mergedreport →
replies in 15 hours
33 first-timers merged
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eclipse-openj9/
openj9 Eclipse OpenJ9: A Java Virtual Machine for OpenJDK that's optimized for small footprint, fast start-up, and high throughput. Builds on Eclipse OMR (https://github.com/eclipse/omr) and combines with the Extensions for OpenJDK for OpenJ9 repo.
Java · C++ 3.5k stars
1 starter issueunclaimed
- code
80% mergedreport →replies in 2 hours
16 first-timers merged
An issue to start with#24803 Replace `scanMonitorLookupCaches()` loop with memset (opens GitHub)
SasanLabs/
VulnerableApp OWASP VulnerableApp Project: Break it. Scan it. Reproduce it. Benchmark against it. Improve it.
Java 467 stars
5 starter issues4 unclaimed
- code
- tests
56% mergedreport →replies in 15 hours
37 first-timers merged
An issue to start with#750 [Community Testing] Reflected XSS (opens GitHub)
apache/
beam Apache Beam is a unified programming model for Batch and Streaming data processing.
Java · Python 8.7k stars
58% mergedreport →replies in about a day
10 first-timers merged
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- 51% mergedreport →
replies in 2 days
12 first-timers merged
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processing/
processing4 Source code for Processing, the software sketchbook and Java-based programming language for students, artists, designers, educators, hobbyists, and creative coders. Includes the core library, and editor (PDE)
Java 507 stars
49% mergedreport →replies in 2 days
20 first-timers merged
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cryptomator/
cryptomator Cryptomator for Windows, macOS, and Linux: Secure client-side encryption for your cloud storage, ensuring privacy and control over your data.
Java 16k stars
58% mergedreport →replies in 22 hours
6 first-timers merged
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- 51% mergedreport →
replies in 8 days
5 first-timers merged
Outside contributors get real replies here, and their work gets merged. Replies are slow here: typically 8.2 days, beyond your 7-day budget.
- 48% mergedreport →
replies in 10 hours
14 first-timers merged
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- 47% mergedreport →
replies in about a day
16 first-timers merged
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- 47% mergedreport →
replies in 3 hours
6 first-timers merged
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- 47% mergedreport →
replies in 2 days
13 first-timers merged
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oracle/
opengrok OpenGrok is a fast and usable source code search and cross reference engine, written in Java
Java · HTML 5.0k stars
1 starter issuetaken
- code
- tests
46% mergedreport →replies in 13 days
5 first-timers merged
An issue to start with#5035 Bazaar repository tests should actually run bzr (opens GitHub)1 open pull request
elastic/
logstash Logstash - transport and process your logs, events, or other data
Java · Ruby 15k stars
1 starter issuetaken
- docs
54% mergedreport →replies in about a day
4 first-timers merged
An issue to start with#19383 [Doc] VPR enhancement: improve PR visibility when created. (opens GitHub)1 person already on it
- 45% mergedreport →
replies in 2 hours
12 first-timers merged
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- 56% mergedreport →
replies in about a day
4 first-timers merged
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OpenRefine/
OpenRefine OpenRefine is a free, open source power tool for working with messy data and improving it
Java · JavaScript 12k stars
37% mergedreport →replies in 3 days
19 first-timers merged
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kestra-io/
kestra Event Driven Orchestration & Scheduling Platform for Mission Critical Applications
Java · TypeScript 29k stars
5 starter issuesall unclaimed
- code
- tests
38% mergedreport →replies in 13 hours
9 first-timers merged
An issue to start with#19964 Add unit tests for the service state to execution status mapping (opens GitHub)
prestodb/
presto The official home of the Presto distributed SQL query engine for big data
Java 17k stars
1 starter issuetaken
- code
34% mergedreport →replies in 13 hours
10 first-timers merged
An issue to start with#26779 Add iceberg rewrite_table_path procedure to Presto (opens GitHub)1 open pull request
organicmaps/
organicmaps 🍃 Organic Maps is a free Android & iOS offline maps app for more than 6M travelers, tourists, hikers, and cyclists. It uses crowd-sourced OpenStreetMap data and is developed with love by the community. No ads, no tracking, no data collection, no crapware. Please donate to support the development!
C++ 16k stars
5 starter issues3 unclaimed
- code
- design
- translations
31% mergedreport →replies in 11 hours
8 first-timers merged
An issue to start with#13596 Some icons are blurry or inconsistent in size on Android 16 / Fairphone (opens GitHub)
trinodb/
trino Official repository of Trino, the distributed SQL query engine for big data, formerly known as PrestoSQL (https://trino.io)
Java 13k stars
5 starter issuesall taken
- code
- tests
24% mergedreport →replies in about a day
9 first-timers merged
An issue to start with#28176 dependabot-originating builds fail due to lack of secrets (opens GitHub)1 open pull request
- 23% mergedreport →
replies in 3 hours
10 first-timers merged
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- 22% mergedreport →
replies in 3 hours
2 first-timers merged
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1 starter issueunclaimed
- code
39% mergedreport →replies in 10 days
10 first-timers merged
An issue to start with#16425 Helm: images inside lists in values files are never detected (find_images_in_hash never calls handle_array_value) (opens GitHub)
- 32% mergedreport →
replies in 7 days
19 first-timers merged
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