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Skill

design-first

@rohitg00 929 stars Updated 2026-04-28 Author match: High

Guides the creation of technical design documents before writing code, producing architecture diagrams, data models, API interface definitions, implementation plans, and multi-option trade-off analyses. Use when the user asks to plan a feature, architect a system, design an API, explore implementation approaches, or requests a technical design or spec before coding — especially for complex features involving multiple components, ambiguous requirements, or significant architectural changes.

planningdesignarchitecturethinkingagent-skillsagentskillsaicli

Install

Install this Claude and Codex skill with the command below. The command stays visible even when copy support is unavailable.

Install command
git clone https://github.com/rohitg00/skillkit /tmp/skillkit && ln -s /tmp/skillkit/packages/core/src/methodology/packs/planning/design-first ~/.claude/skills/design-first

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