ClaudSkills / Engineering / code-quality

Declaration Contract Design

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

Use when the user asks to design or refactor a declaration contract, such as a function signature, type shape, schema, or generic parameter list, and wants guidance on grouping, named vs positional elements, and stable ordering.

What this skill does

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

When to invoke it: Use when the user asks to design or refactor a declaration contract, such as a function signature, type shape, schema, or generic parameter list, and wants guidance on grouping, named vs positional elements, and stable ordering.

Who uses this skill

The Declaration Contract Design 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/declaration-contract-design
curl -L https://claudskills.com/skills/declaration-contract-design/SKILL.md \
  -o ~/.claude/skills/declaration-contract-design/SKILL.md

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

Skills live at ~/.claude/skills/declaration-contract-design/SKILL.md on macOS/Linux, or %USERPROFILE%\.claude\skills\declaration-contract-design\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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