ClaudSkills / Engineering / code-quality

Dev Tdd

Q: What is a Claude Code skill and how does the Dev Tdd skill fit in?

A Claude Code skill is a SKILL.md file that lives under ~/.claude/skills/<name>/ and tells the Claude Code CLI agent how to perform a specific task (instructions, prompts, allowed tools). Skills are auto-discovered at session start. Dev Tdd is one of 67,000+ skills indexed in the open ClaudSkills catalog, classified under the Engineering category. Learn more at https://claudskills.com/learn/what-is-skill-md/.

Category: Engineering · Sub-category: code-quality · Last updated: 2026-05-21

TDD development with Red-Green-Refactor cycle. Use to implement a feature by writing tests BEFORE the code. Trigger automatically when the user asks for TDD, wants to write tests first, mentions "test first", or asks to implement, add, create, fix, correct code, a new feature, a bugfix, or a functionality.

About this skill (catalog notes)

Dev Tdd includes pricing or quota commentary; 15 code blocks for direct copy-paste. The SKILL.md runs to about 1,422 words, in the catalog's typical mid-range.

Indexed lastmod: 2026-05-21
Catalog position: Engineering · code-quality
Indexed related skills: 10

How Dev Tdd fits the catalog

Dev Tdd sits in the Engineering category under the code-quality sub-topic in the ClaudSkills catalog. There are 10 related skills indexed alongside it; comparing a few before installing usually reveals which fits your workflow best.

These notes are auto-generated from features detected in the SKILL.md file and from this catalog's structure — they aren't part of the source repository.

What this skill does

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

Who uses this skill

The Dev Tdd Claude Code skill is built for software engineers, backend developers, full-stack teams, and technical leads building and maintaining production systems. It's part of ClaudSkills (also referred to as Claude Skills or Claude Code Skills) — the open community-curated registry of 116,000+ SKILL.md files for Anthropic's Claude Code agent and the wider Claude ecosystem (Claude API, Claude Agent SDK).

How to install

Free

Manual install (2 steps)

mkdir -p ~/.claude/skills/dev-tdd
curl -L https://claudskills.com/skills/dev-tdd/SKILL.md \
  -o ~/.claude/skills/dev-tdd/SKILL.md

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

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

📱 Install from your phone or desktop Telegram

Open @claudskills_bot on Telegram, tap Open Desktop App, and the desktop app installs this skill for you. Or share the bot link with a colleague — they get the same one-tap install. Learn more →

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

Frequently asked questions

How do I install the Dev Tdd Claude Code skill?

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

What does the Dev Tdd skill do?

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.

When should I use the Dev Tdd skill?

Use Dev Tdd when your Claude Code task falls under the Engineering category — specifically in the code quality area. Claude Code auto-discovers installed skills and invokes the right one based on the task description, so you can also ask Claude directly (e.g. "use Dev Tdd" or describe the task and let Claude pick). Browse related skills at /category/engineering/.

What is a Claude Code skill and how does the Dev Tdd skill fit in?

A Claude Code skill is a SKILL.md file that lives under ~/.claude/skills/<name>/ and tells the Claude Code CLI agent how to perform a specific task (instructions, prompts, allowed tools). Skills are auto-discovered at session start. Dev Tdd is one of 67,000+ skills indexed in the open ClaudSkills catalog, classified under the Engineering category. Learn more at /learn/what-is-a-claude-skill/.

Cite this skill

If you reference this skill in a blog post, paper, or documentation, you can cite it as:

APA

ClaudSkills. (2026). Dev Tdd [Claude Code skill]. ClaudSkills. https://claudskills.com/skills/dev-tdd/

BibTeX

@misc{dev-tdd-2026,
  author    = {ClaudSkills},
  title     = {Dev Tdd [Claude Code skill]},
  year      = {2026},
  publisher = {ClaudSkills},
  url       = {https://claudskills.com/skills/dev-tdd/}
}

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Badge

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Browse all Engineering skills → Top 100 skills

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