Java API Discovery

Quality score: 70/100 · Category: Engineering · Sub-category: languages

lang:java

Discover Java API signatures from compiled JARs using javap instead of guessing or relying on incomplete documentation. Use when encountering unknown methods, pagination patterns, union types, or compilation errors from incorrect API assumptions.

What this skill does

Java API Discovery is a production-ready Claude Code skill (quality score 70/100) in the languages sub-category. It ships as a SKILL.md file that Claude Code auto-discovers under ~/.claude/skills/java-api-discovery/ and loads when your prompt matches the skill's trigger.

When to invoke it: Use when encountering unknown methods, pagination patterns, union types, or compilation errors from incorrect API assumptions.

Who uses this skill

The Java API Discovery skill is built for software engineers, backend developers, full-stack teams, and technical leads building and maintaining production systems. It is part of the open ClaudSkills registry, a community-curated catalog of 15,000+ capabilities you can install for Claude Code — the Claude CLI agent.

How to install

Free

Manual install (2 steps)

mkdir -p ~/.claude/skills/java-api-discovery
curl -L https://claudskills.com/skills/java-api-discovery/SKILL.md \
  -o ~/.claude/skills/java-api-discovery/SKILL.md

Or just download SKILL.md directly and drop it into ~/.claude/skills/java-api-discovery/. Claude Code auto-discovers it on next session.

Skills live at ~/.claude/skills/java-api-discovery/SKILL.md on macOS/Linux, or %USERPROFILE%\.claude\skills\java-api-discovery\SKILL.md on Windows. See the full install guide for step-by-step instructions.

Pro

One-click install via the desktop app

The ClaudSkills desktop app installs any skill directly into ~/.claude/skills/ with one click — no terminal required. Pro starts at $9/mo or $149 lifetime.

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Part of ClaudSkills — the open registry for Claude Code skills. · What's New · Install guide · About · llms.txt

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