Deno

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

lang:typescriptlang:javascript

Deno 2 development workflow including testing with permissions and JSR package management. Use when working with Deno projects, setting up new Deno applications, or when the user mentions Deno, JSR, or modern JavaScript/TypeScript development.

What this skill does

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

When to invoke it: Use when working with Deno projects, setting up new Deno applications, or when the user mentions Deno, JSR, or modern JavaScript/TypeScript development.

Who uses this skill

The Deno 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/deno
curl -L https://claudskills.com/skills/deno/SKILL.md \
  -o ~/.claude/skills/deno/SKILL.md

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

Skills live at ~/.claude/skills/deno/SKILL.md on macOS/Linux, or %USERPROFILE%\.claude\skills\deno\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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