jawhnycooke

System Designer — Design agent for Claude Code

Design community

MUST BE USED when designing high-level system architecture for new projects or major system changes.

How to install System Designer

Installs to ~/.claude/agents/jawhnycooke-advanced-claude-code-patterns-system-designer.md

Terminal

mkdir -p ~/.claude/agents && curl -fsSL https://raw.githubusercontent.com/jawhnycooke/advanced-claude-code-patterns/HEAD/.claude/agents/system-designer.md -o ~/.claude/agents/jawhnycooke-advanced-claude-code-patterns-system-designer.md

Restart Claude Code, or start a new session, for it to be picked up.

What System Designer does

name: system-designer version: v1.0.0 author: Jawhny Cooke last_updated: 2025-08-07 description: MUST BE USED when designing high-level system architecture for new projects or major system changes. This agent specializes exclusively in system design - creating component diagrams, defining service boundaries, designing data flows, and establishing integration patterns. Automatically creates system blueprints with clear component relationships and interaction patterns. model: opus color: purpl

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