How do I install the Code Testing Agent Claude Code skill?

Install via the ClaudSkills desktop app (one click) or copy SKILL.md from the source repository to ~/.claude/skills/code-testing-agent/SKILL.md and restart Claude Code. Both flows are detailed at https://claudskills.com/install/.

Is this skill free to install?

Yes. ClaudSkills is an open registry — every skill keeps its source repository's license, and manual install via copy is free. ClaudSkills Pro ($9/mo, $79/yr, or $149 one-time) adds one-click install via the desktop app and a multi-signal Quality Score.

ClaudSkills / Engineering / testing

Code Testing Agent

Category: Engineering · Sub-category: testing

Generates comprehensive, workable unit tests for any programming language using a multi-agent pipeline. Use when asked to generate tests, write unit tests, improve test coverage, add test coverage, or create test files. Supports C#, TypeScript, JavaScript, Python, Go, Rust, Java, and more. Orchestrates research, planning, and implementation phases to produce tests that compile, pass, and follow project conventions. DO NOT USE FOR: running existing tests, executing dotnet test, applying test filters, detecting test platforms, or troubleshooting test execution (use run-tests for all of these).

What this skill does

Code Testing Agent is a community-contributed Claude Code skill in the testing sub-category. It ships as a SKILL.md file that Claude Code auto-discovers under ~/.claude/skills/code-testing-agent/ and loads when your prompt matches the skill's trigger.

When to invoke it: Use when asked to generate tests, write unit tests, improve test coverage, add test coverage, or create test files. Supports C#, TypeScript, JavaScript, Python, Go, Rust, Java, and more.

Who uses this skill

The Code Testing Agent 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 56,000+ capabilities you can install for Claude Code — the Claude CLI agent.

How to install

Free

Manual install (2 steps)

mkdir -p ~/.claude/skills/code-testing-agent
curl -L https://claudskills.com/skills/code-testing-agent/SKILL.md \
  -o ~/.claude/skills/code-testing-agent/SKILL.md

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

Skills live at ~/.claude/skills/code-testing-agent/SKILL.md on macOS/Linux, or %USERPROFILE%\.claude\skills\code-testing-agent\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.

Pro

For the full experience including quality scoring and one-click install features for each skill — upgrade to Pro.

See pricing → Download desktop app

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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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