Welcoming Repositories Index Groovy Ecosystem

Top Welcoming Open-Source Groovy Repositories

Top welcoming Groovy repositories. Scored by real 90-day external PR merge rates, maintainer review turnaround speed, and first-time contributor success.

Updated daily • Sat, 10 Oct 2026 UTC
Tracked Repos
158
>100 stars verified
Avg Merge Rate
54%
90-day external PRs
Open GFIs
1
Beginner friendly issues
Welcoming Tier
11
S & A Tier maintainers

Ranked Groovy Repositories

Showing top 50 of 158 ranked repositories

RankRepositoryTierScoreMerge RateGood First Issues
#1
Grails - the Web Application Framework
A•Welcoming69.07.9% -
#2
Enable Self-Service Operations: Give specific users access to your existing tools, services, and scripts
A•Welcoming66.869.9% -
#3
Gradle plugin that provides a task to generate a HTML license report of your project.
A•Welcoming66.297.7% -
#4
Gradle release & version management plugin.
A•Welcoming64.891.7% -
#5
Compile-safe access to parameters supplied to a Gradle build
A•Welcoming61.288.9% -
#6
OpenBoxes is a warehouse management system designed to manage inventory and track stock movements for healthcare facilities.
A•Welcoming59.760.7% -
#7
The dependency-check gradle plugin is a Software Composition Analysis (SCA) tool that allows projects to monitor dependent libraries for known, published vulnerabilities.
B•Solid59.6100.0% -
#8
Adaptable, fast automation for all
A•Welcoming58.713.6% -
#9
A workflow language for data-driven computational pipelines
A•Welcoming58.555.9% -
#10
SkillTree is a micro-learning gamification platform supporting the rapid integration of a gamified tool training approach into new and existing applications.
A•Welcoming58.3100.0% -
#11
Collection of custom steps and variables for our Jenkins instance(s)
A•Welcoming58.369.2%1
#12
Bigtop is an Apache Foundation project for Infrastructure Engineers and Data Scientists looking for comprehensive packaging, testing, and configuration of the leading open source big data components.
A•Welcoming57.492.9% -
#13
A set of Gradle plugins that greatly simplify project management / 一套极大简化项目管理的Gradle插件集
B•Solid56.889.7% -
#14
A plugin for generating reports about the licenses of third party software using Gradle
B•Solid54.4100.0% -
#15
SSH automation tool based on Gradle Plugin and Groovy DSL
B•Solid54.0100.0% -
#16
Dockerized version of Nexus Repo Manager 3
B•Solid53.086.7% -
#17
A Gradle 6.8+ plugin to use legacy Java libraries as Java Modules in a modular Java project
B•Solid51.882.8% -
#18
Gradle plugin that fixes Android build caching problems.
B•Solid51.5100.0% -
#19
Maven Mojo Plug-In to generate reports based on the SpotBugs Analyzer
B•Solid50.9100.0% -
#20
Repository for the Supersymmetry Minecraft Modpack
B•Solid50.650.0% -
#21
CodeNarc is a static analysis tool for Groovy source code
B•Solid50.5100.0% -
#22
Gradle plugin for constructing linux packages, specifically RPM and DEBs.
B•Solid50.1100.0% -
#23
Release opinions based around gradle-git
B•Solid49.785.7% -
#24B•Solid49.450.0% -
#25
Gradle plugin to retry tests that have failed to mitigate test flakiness.
B•Solid48.875.0% -
#26
a Gradle plugin for orchestrating docker builds and pushes.
B•Solid48.3100.0% -
#27
Create a custom runtime image of your modular application
B•Solid48.052.2% -
#28
Integrates the JMH benchmarking framework with Gradle
B•Solid47.9100.0% -
#29
A Gradle plugin that uses Asciidoctor via JRuby to process AsciiDoc source files within the project.
B•Solid47.125.0% -
#30
Gradle plug-in to generate version information from the SCM branch (Git or Svn)
B•Solid46.3100.0% -
#31
A pluggable and configurable linter tool for identifying and reporting on patterns of misuse or deprecations in Gradle scripts.
B•Solid46.2100.0% -
#32
Gradle plugin that adds a 'taskTree' task that prints task dependency tree
B•Solid45.4100.0% -
#33
Spock example specifications along with ready-to-go Gradle and Maven builds
B•Solid45.30.0% -
#34
Gradle plugin that integrates jOOQ.
B•Solid45.125.0% -
#35
A Docker client for Java written in Kotlin and Groovy
B•Solid44.983.3% -
#36
Use Moqui Framework to build enterprise applications based on Java. It includes tools for databases (relational, graph, document), local and web services, web and other UI with screens and forms, security, file/resource access, scripts, templates, l10n, caching, logging, search, rules, workflow, multi-instance, and integration.
C•Moderate38.520.0% -
#37
a AsciiDoc Toolchain for technical Software Documentation, focused on Software Architecture Documentation
C•Moderate35.120.0% -
#38
Gradle plugin for `git.properties` file generation
C•Moderate30.70.0% -
#39
Ansible playbook: Jenkins
D•Risky29.90.0% -
#40
Code samples from the book "Java testing with Spock"
D•Risky25.50.0% -
#41
Gradle plugin to discover dependency updates
D•Risky21.00.0% -
#42
my Xiaomi Device Handlers for Smartthings
D•Risky19.70.0% -
#43
A plugin to allow people using dynamic dependency versions to lock them to specific versions.
D•Risky17.50.0% -
#44
The GPars concurrency and parallelism framework for the JVM
D•Risky17.00.0% -
#45
Self Configured Jenkins Docker image based on Jenkins-LTS
D•Risky16.40.0% -
#46
Gradle plugin for PIT Mutation Testing
D•Risky13.00.0% -
#47
iceScrum is a web application for using Scrum while keeping the spirit of a collaborative workspace. It also offers virtual boards with post-its for sprint backlog, product backlog and others.
D•Risky9.60.0% -
#48
一款用于优化png图片的gradle插件,有效减少APK体积,支持极限压缩和无损压缩。
D•Risky8.00.0% -
#49
Advanced gradle plugin for running web-apps on jetty and tomcat.
D•Risky8.00.0% -
#50
Project to generate POS tag dictionary for Ukrainian language
D•Risky8.00.0% -

How to Get Your Groovy PR Merged

1
Check C-Rank™ First: Pick projects with S or A tiers to avoid maintainer ghosts and slow review cycles.
2
Run Local Verification: Ensure test suites and formatting linters pass before opening a pull request.
3
Submit in Maintainer Windows: Check the repository report card to submit when maintainers are most active.

Top Groovy Frameworks & Stacks

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Frequently Asked Questions: Groovy Open Source

What is the most welcoming Groovy open-source repository?

The highest-ranked Groovy repository on GetMerged is currently apache/grails-core, with a C-Rank score of 69.0/100 and a 7.9% PR merge rate.

How can I find good first issues in Groovy?

You can browse verified beginner-friendly issues in Groovy by visiting our curated Good First Issues directory at getmerged.abhishekco.de/good-first-issue/groovy.

What makes a Groovy repository ‘Super Welcoming’ on GetMerged?

A ‘Super Welcoming’ (S-Tier) Groovy repository demonstrates an external PR merge rate above 80%, a median first response time within 24 to 48 hours, active review feedback, and clear onboarding documentation.