Sdd

Q: What is a Claude Code skill and how does the Sdd 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. Sdd is one of 67,000+ skills indexed in the open ClaudSkills catalog, classified under the General category. Learn more at https://claudskills.com/learn/what-is-skill-md/.

Category: General · Sub-category: general-misc · Last updated: 2026-05-21

本プロジェクトの仕様駆動開発（Spec-Driven Development）ワークフローを実行する。 GitHub Issue を起点に、要件定義 → 詳細仕様 → タスク分解 → テスト → 実装の順序で開発を進める。以下の場合に使用: (1) 新機能開発の開始時（/sdd init, /sdd requirements） (2) 仕様書・設計書の作成時（/sdd design, /sdd tasks） (3) 仕様に基づく実装時（/sdd impl） (4) 実装と仕様の整合性確認時（/sdd verify） (5) 進捗状況の確認時（/sdd status） (6) 既存コードの文書化時（/sdd backward）

Security AStatic scan found no risk patternsHow grading works ›

From the source SKILL.md

本プロジェクトの仕様駆動開発ワークフローを実行するスキル。

What this skill does

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

Who uses this skill

The Sdd Claude Code skill is built for Claude Code users and developers across all disciplines looking for general-purpose AI assistance. It's part of ClaudSkills (also referred to as Claude Skills or Claude Code Skills) — the open community-curated registry of 146,000+ 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/sdd
curl -L https://claudskills.com/skills/sdd/SKILL.md \
  -o ~/.claude/skills/sdd/SKILL.md

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

Skills live at ~/.claude/skills/sdd/SKILL.md on macOS/Linux, or %USERPROFILE%\.claude\skills\sdd\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 Sdd Claude Code skill?

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

What does the Sdd 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 Sdd skill?

Use Sdd when your Claude Code task falls under the General category — specifically in the general misc 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 Sdd" or describe the task and let Claude pick). Browse related skills at /category/general/.

What is a Claude Code skill and how does the Sdd 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. Sdd is one of 67,000+ skills indexed in the open ClaudSkills catalog, classified under the General category. Learn more at /learn/what-is-a-claude-skill/.

Attribution & license

Source: https://github.com/Tai-ch0802/skills-bundle/blob/HEAD/i18n/zh-TW/sdd/SKILL.md
Author: Tai-ch0802

Cite this skill

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

APA

Tai-ch0802. (2026). Sdd [Claude Code skill]. ClaudSkills. https://claudskills.com/skills/sdd/

BibTeX

@misc{sdd-2026,
  author    = {Tai-ch0802},
  title     = {Sdd [Claude Code skill]},
  year      = {2026},
  publisher = {ClaudSkills},
  url       = {https://claudskills.com/skills/sdd/}
}

Embed this skill

Promote, attribute, or link this skill from your own README, blog post, or documentation. All three snippets are free to use — no sign-up, no API key. More distribution surfaces →

Badge

[![ClaudSkills](https://claudskills.com/badge/sdd.svg)](https://claudskills.com/skills/sdd/?utm_source=badge&utm_medium=readme&utm_campaign=skill_badge)

Security scan

Grade A · scanned 2026-07-06 — free static scan against the OWASP Agentic Skills Top 10.

The scan flagged 1 of 10 categories (filesystem), including lower-severity patterns. Patterns shown inside code fences are weighted as examples rather than instructions — read the grading methodology for what this does and does not guarantee.

✓ Prompt injection
✓ Data exfiltration
✓ Supply chain
✓ Reverse shell
✓ Credentials
✓ Execution
⚠ Filesystem
✓ Persistence
✓ Obfuscation
✓ Network

Show this grade on your repo (click to copy):

[![Security: A](https://img.shields.io/badge/Security-A-2e7d32)](https://claudskills.com/skills/sdd/#security)

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Browse all General skills in the ClaudSkills registry, or explore these other picks from the same category:

Browse all General skills → Top 100 skills

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

Part of Acreator Store — Adam Lankamer's AI tools: PerfectStudio · Ucaption · UTagger · AutoXPoster · TestYourSkills · AutomationFlows · Au Naturel · Telegram @acreatorstore

Sdd