Language

Java agent skills for Claude Code, Codex and other agents.

Object-oriented language and JVM platform widely used for enterprise backends, Android tooling and large systems.
skills
795
official
109
Type
Language
Website
java.com
Official GitHub
openjdk, oracle

Java skills, ranked

Ranked by score. Sort bymost stars,trending,newest,recently updated

Java skills, ranked
#SkillRepositoryStarsUsed inTokensAuto-checkLicenceUpdated
1

Creates a Java SDK end-to-end test for the Copilot SDK that runs against a recorded YAML snapshot through a replay proxy, so CI needs no real authentication.

github/copilot-sdk11k—~1.8kAutomated safety check: PassMITtoday
2

Generate a clear, concise GitHub PR title and description from the diff between two local git branches, and save it to prDescription.md in the repo root.

redis/jedis12k—~838Automated safety check: PassMITtoday
3

Scans a codebase for vulnerabilities with CodeQL's data flow and taint tracking in run-all or important-only modes, including data extensions for project-specific sources and sinks.

trailofbits/skills7.4k—~4.6kAutomated safety check: NotesCC-BY-SA-4.05 days ago
4

Add or extend Redis commands in the Lettuce client API end-to-end — a new core command, a family of new commands, an extension to an existing command's options, or a module/area command…

redis/lettuce5.8k—~7.7kAutomated safety check: NotesMITtoday
5

Statically pairs source files with test files to list code that no test references, using Roslyn for C# or tree-sitter for many languages, with no build.

dotnet/skills5.6k1 repo~3.3kAutomated safety check: PassMITtoday
6
6.Writing JavadocOfficial

A skill your agent uses when writing or editing Javadoc for Lettuce public API — new methods, classes, deprecations, or when a reviewer asks to fix or improve doc comments.

redis/lettuce5.8k—~809Automated safety check: PassMITtoday
7

Sets the sonar-java conventions for adding an analyzer rule: metadata from rule-api, test locations, MethodMatchers and what not to commit or change.

SonarSource/sonar-java1.2k—~833Automated safety check: PassUnknowntoday
8

Analyze recent GraalPy benchmark regressions on master as part of the weekly rota.

oracle/graalpython1.7k—~1.6kAutomated safety check: PassUnknowntoday
9

Write a new library instrumentation end-to-end. An agent skill from DataDog/dd-trace-java.

DataDog/dd-trace-java736—~3.7kAutomated safety check: NotesApache-2.0today
10

Searches and extracts data from Burp Suite project files on the command line: regex searches over responses, audit findings, proxy history and site map data.

trailofbits/skills7.4k3 repos~4.2kAutomated safety check: NotesCC-BY-SA-4.05 days ago
11

Analyze current GraalPy periodic job failures for ROTA. An agent skill from oracle/graalpython.

oracle/graalpython1.7k—~792Automated safety check: PassUnknowntoday
12
12.Playwright RollOfficial

Roll Playwright .NET to a new version

microsoft/playwright-dotnet3k—~1.9kAutomated safety check: PassMITtoday
13

Add or extend Redis commands in the Jedis client API — a new core command, a family of new commands, an extension to an existing command's options, or a module command (Search/TimeSeries/JSON/Bloom).

redis/jedis12k—~7.2kAutomated safety check: WarnMITtoday
14
14.Perf ReviewOfficial

Performance-overhead review of a code diff / branch / PR for the dd-trace-java tracer.

DataDog/dd-trace-java736—~3.6kAutomated safety check: NotesApache-2.0today
15

Develop, debug, and manage Temporal applications across Python, TypeScript, Go, Java, .NET, Ruby, and Rust.

temporalio/skill-temporal-developer230—~2.5kAutomated safety check: PassMITtoday
16

Run the GraalPy ROTA import update workflow. An agent skill from oracle/graalpython.

oracle/graalpython1.7k—~475Automated safety check: PassUnknowntoday
17
17.UitestOfficial

Write, update, run, or debug vscode-java-dependency (Project Manager for Java) UI/E2E tests using AutoTest YAML plans.

microsoft/vscode-java-dependency199—~1.3kAutomated safety check: PassMIT4 days ago
18

Diagnose and resolve dd-trace-java CI failures from a module's muzzle task or the runMuzzle aggregate.

DataDog/dd-trace-java736—~3.2kAutomated safety check: PassApache-2.0today
19
19.Add Gc TestOfficial

Add integration tests to TestGCMetrics.java for new GC collector support added to new-gc-default-jmx-metrics.yaml.

DataDog/jmxfetch109—~1.1kAutomated safety check: PassUnknown2 mo ago
20

Qdrant provides client SDKs for various programming languages, allowing easy integration with Qdrant deployments.

qdrant/skills2532 repos~752Automated safety check: NotesApache-2.0yesterday
21
21.GitHub PR MirrorOfficial

Mirror an external GitHub pull request into the internal GraalPython Bitbucket review flow, including OCA label checks, Jira creation or reuse, preserving PR commits, pre-commit cleanup, and handoff…

oracle/graalpython1.7k—~1.3kAutomated safety check: PassUnknowntoday
22

Generate, build, and test Azure SDKs locally from TypeSpec with automatic customization.

Azure/azure-sdk-for-android121—~1.5kAutomated safety check: PassMIT4 mo ago
23
23.Qdrant AdvisorOfficial

Diagnose, troubleshoot, and advise on any Qdrant deployment by loading the latest official Qdrant skills live from skills.qdrant.tech.

qdrant/skills253—~1.7kAutomated safety check: PassApache-2.0yesterday
24

Diagnose and fix scope or continuation lifecycle failures in dd-trace-java instrumentation tests.

DataDog/dd-trace-java736—~1.6kAutomated safety check: NotesApache-2.0today
25
25.Build DepsOfficial

Build plugin SDK dependencies locally and refresh ThirdParty binaries

getsentry/sentry-unreal173—~759Automated safety check: PassMITtoday
26

Create or continue a GraalPython Bitbucket pull request and drive it through Graal Bot tasks, gate start, gate monitoring, failure investigation, fixes, pushes, and gate reruns.

oracle/graalpython1.7k—~1.3kAutomated safety check: PassUnknowntoday
27

Build, configure, scaffold, and deploy OCI Functions from a local machine using a dependency-first, Fn-context-guided flow with argv-safe mutation execution, nonce-scoped confirmations, and a…

oracle/skills872—~4.6kAutomated safety check: PassUPL-1.0yesterday
28
28.Java Lsp ToolsOfficial

Java LSP navigation, source-range handoff and troubleshooting for type lookup and file outlines.

microsoft/vscode-java-dependency199—~1.2kAutomated safety check: PassMIT4 days ago
29
29.PR Gate CheckOfficial

Check gate status for a Bitbucket PR by resolving the PR head commit, finding the gate merge commit, inspecting builds on that merge commit, and summarizing root-cause failures with actionable next…

oracle/graalpython1.7k—~637Automated safety check: PassUnknowntoday
30

Clarify or review Java Javadocs, Javadoc tags, and explanatory code comments for legibility, accuracy, and source alignment.

DataDog/dd-trace-java736—~2.3kAutomated safety check: NotesApache-2.0today
31

Create or update GraalPy third-party package and Rust crate compatibility patches under graalpython/lib-graalpython/patches, including PyPI source preparation, Cargo crate autopatching, rebasing…

oracle/graalpython1.7k—~1.7kAutomated safety check: PassUnknowntoday
32

Migrate a Testcontainers guide from testcontainers.com into the Docker docs site (docs.docker.com).

docker/docs4.7k—~5kAutomated safety check: PassApache-2.0today
33

Converts Spock/Groovy test files in a Gradle module to equivalent JUnit 5 Java tests.

DataDog/dd-trace-java736—~1.3kAutomated safety check: PassApache-2.0today
34

Azure AI Agents Persistent SDK for Java. An agent skill from microsoft/skills.

microsoft/skills3.1k6 repos~1.1kAutomated safety check: PassMITtoday
35
35..NET MAUI DoctorOfficial

Diagnoses and fixes .NET MAUI development environments by checking the .NET SDK, workloads, JDK, Android SDK, Xcode and Windows SDK against requirements read from NuGet.

dotnet/skills5.6k1 repo~2.4kAutomated safety check: PassMITtoday
36
36.DBOfficial

Oracle Database guidance for SQL, PL/SQL, SQLcl, ORDS, Oracle Vector SDK, administration, app development, performance, security, migrations, and agent-safe database workflows.

oracle/skills872—~1.4kAutomated safety check: PassUPL-1.0yesterday
37
37.Gemini APIOfficial

A skill your agent uses when the user asks about using Gemini in an enterprise environment or explicitly mentions Vertex AI, Google Cloud, or Agent Platform.

google/skills21k3 repos~2.6kAutomated safety check: PassApache-2.0today
38

Build anomaly detection applications with Azure AI Anomaly Detector SDK for Java.

microsoft/skills3.1k6 repos~2.3kAutomated safety check: PassMITtoday
39

Build content moderation applications with Azure AI Content Safety SDK for Java.

microsoft/skills3.1k6 repos~2.1kAutomated safety check: PassMITtoday
40

Azure AI Projects SDK for Java. An agent skill from microsoft/skills.

microsoft/skills3.1k6 repos~1.4kAutomated safety check: PassMITtoday
41

Build image analysis applications with Azure AI Vision SDK for Java.

microsoft/skills3.1k6 repos~2.2kAutomated safety check: PassMITtoday
42

Azure AI VoiceLive SDK for Java. An agent skill from microsoft/skills.

microsoft/skills3.1k6 repos~2kAutomated safety check: PassMITtoday
43

Azure App Configuration SDK for Java. An agent skill from microsoft/skills.

microsoft/skills3.1k6 repos~3.5kAutomated safety check: PassMITtoday
44

Azure Communication Services common utilities for Java. An agent skill from microsoft/skills.

microsoft/skills3.1k6 repos~2.4kAutomated safety check: PassMITtoday
45

Send SMS messages with Azure Communication Services SMS Java SDK.

microsoft/skills3.1k6 repos~2.2kAutomated safety check: PassMITtoday
46

Azure Batch SDK for Java. An agent skill from microsoft/skills.

microsoft/skills3.1k6 repos~3kAutomated safety check: PassMITtoday
47

Azure Cosmos DB SDK for Java. An agent skill from microsoft/skills.

microsoft/skills3.1k6 repos~1.9kAutomated safety check: PassMITtoday
48

Build table storage applications with Azure Tables SDK for Java.

microsoft/skills3.1k6 repos~2.5kAutomated safety check: PassMITtoday

Questions, answered from the data.

What is the best Java skill?

Java SDK E2E Test with Replay Snapshot (official) from github/copilot-sdk ranks first of the 795 Java skills listed here, with the highest score: its repository has 11k GitHub stars, its SKILL.md loads about 1.8k tokens and it passes the automated safety check with no findings. Next come Creating Description For Gh PR and CodeQL Security Scan.

Is there an official Java skill?

109 of the 795 Java skills are official, published by the vendor's own GitHub organization: Java SDK E2E Test with Replay Snapshot, Creating Description For Gh PR, CodeQL Security Scan, Extend Commands API, Find Untested Sources and 104 more.

How are these skills ranked?

By Skill Navigator score, which combines the GitHub stars of the skill's repository (shared across that repo's skills and discounted for large collections), how many other GitHub owners carry a copy of the skill, and automated SKILL.md quality checks, minus penalties for safety-check warnings and for each further skill from the same repository. Skills that fail the safety check are not listed.