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Oracle Graal Skills | DecimalAI

codingby oracle

Oracle Graal Skills

oracle/graal

Source oracle/skills ↗License UPL-1.0

Build, configure, and troubleshoot GraalVM Native Image applications.

SkillScore100Maintained

Automatic

Coding pack

Last verified 9/27/2026

What it changes

Passed 24 of 24 test cases with the skill, and 22 of 24 without it.

Without skill92%

With skill100%

Checks it passed that the model alone missed

Recommends executing tests using the Native Build Tools nativeTest task.
Avoids relying primarily on direct CLI flags without build tool integration.
Recommends configuring build diagnostic options using Native Build Tools plugins.

2 fixed22 passed either way0 still failing0 broke

Pass-rate lift: +8 pp
Tokens: +6%
Agent turns: 0%
Response time: -23%

Model gemini-3.6-flashMeasured 9/27/2026v124 of 24 cases passed with skill

Tokens, turns and time describe resource use, not a dollar price.

Use this skill

Save it into your project's skills folder. Claude Code picks it up in its next session.

curl -fsSL --create-dirs -o .claude/skills/oracle-graal/SKILL.md https://app.decimal.ai/s/oracle-graal/SKILL.md

Want it pinned and updatable? pip install "decimalai>=0.15", then decimalai skills add oracle-graal, and start Claude Code with claude --plugin-dir "$(git rev-parse --show-toplevel)/.agents"

1 · One-time — install the CLI (docs ↗)

pip install "decimalai>=0.15"

2 · Get the skill — writes .agents/skills/oracle-graal/ and pins it in .decimal/skills.lock

decimalai skills add oracle-graal

No CLI? Get the same file — curl · raw file

curl -fsSL --create-dirs -o .claude/skills/oracle-graal/SKILL.md https://app.decimal.ai/s/oracle-graal/SKILL.md

Raw file: /s/oracle-graal/SKILL.md ↗ · machine-readable summary at /s/oracle-graal.json ↗

Safety checks: 3 of 3 passed

Code scan CleanIntent PassedContent Clean

See it in action

One of 2 test cases the skill fixed. Same model, same prompt, with and without the skill.

1 of 2

Prompt

We want to execute automated unit tests against native compiled binaries in a Gradle build. What build task handles native test execution?

What was checked, without and with the skill
Checked	Without skill	With skill
Recommends executing tests using the Native Build Tools nativeTest task.	Missed	Passed

case-18 · gemini-3.6-flash · 9/27/2026 · answers are capped and redacted

What's inside

The instructions your model reads when the skill loads.

SKILL.md53 linessingle file

Oracle Graal Skills

Use this domain to build, configure, and troubleshoot GraalVM Native Image applications with Maven, Gradle, or the CLI.

How to Use This Domain

Start with the routing table below.
Read only the specific Native Image file needed for the task.
Prefer Native Build Tools for Maven or Gradle projects. Use the raw native-image workflow for simple Java files or direct CLI usage.

Directory Structure

graal/
|-- SKILL.md
`-- native-image/
    |-- build-native-image.md
    |-- native-build-tools.md
    |-- reachability-metadata.md
    `-- troubleshooting.md

Category Routing

Topic	File
`native-image` CLI builds, options, classpath, modules, output names, binary type, optimization, URL protocols, monitoring, security	`graal/native-image/build-native-image.md`
Maven `native-maven-plugin`, Gradle `org.graalvm.buildtools.native`, build-tool tasks, plugin options, and native test routing	`graal/native-image/native-build-tools.md`
Missing reflection, JNI, resources, resource bundles, serialization, dynamic proxies, conditional metadata, and `reachability-metadata.json` layout	`graal/native-image/reachability-metadata.md`
Build failures, runtime failures, missing metadata symptoms, class initialization issues, memory issues, diagnostics, Maven activation issues, and where to route fixes	`graal/native-image/troubleshooting.md`

Key Starting Points

graal/native-image/build-native-image.md
graal/native-image/native-build-tools.md
graal/native-image/reachability-metadata.md
graal/native-image/troubleshooting.md

Common Multi-Step Flows

Track record

Benchmark

24 / 24

test cases passed, vs 22 / 24 without

Adoption

Users: 0
Times used: 0

Safety and source details

SkillSafety

✓ 3 of 3 passed

Code scan15 of 15 checks clean

0 critical · 0 warning · 0 info — scanner v5 — 8/25/2026

View 15 scanner checks

live_secretremote_code_executionreverse_shelldata_exfiltrationssrf_metadataagent_snoopinganti_refusaldestructive_commandsobfuscated_unicodeunicode_homoglyphopaque_blobsuspicious_urltool_overreachtrigger_abuseprompt_injection_phrasing

IntentSafe

LLM judge · does the skill do what it claims

ContentClean

LLM judge · policy & harmful-content review

Source

Imported

oracle / skills

graal/SKILL.md

View on GitHub ↗

License UPL-1.0Imported 8/25/2026Version v1

Other skills for the same job

Published skills whose descriptions closely match this one, with their headline benchmark lift.

giuseppe-trisciuoglio/graalvm-native-imageProvides expert guidance for building GraalVM Native Image executables from Java applications. Use when converting JVM applications to native binaries, optimizing cold start times, reducing memory footprint, configuring native build tools for Maven or Gradle, resolving reflection and resource issues in native builds, or implementing framework-specific native support for Spring Boot, Quarkus, and Micronaut. Triggers include "graalvm native image", "native executable java", "java cold start optimiClose match0 pp pass-rate lift

More skills from the same source and nearby in the registry, with their headline benchmark lift.

Ready to supercharge your AI agents?

See it in action

What's inside

Oracle Graal Skills

How to Use This Domain

Directory Structure

Category Routing

Key Starting Points

Common Multi-Step Flows

Track record

Benchmark

Adoption

SkillSafety

Source

Other skills for the same job

Related skills