c4-generator

Generate C4 architecture diagrams as Mermaid output from system descriptions.

1|Updated Jan 15, 2026
One-click install
npx skills add https://github.com/pagerguild/guilde-lite --skill c4-generator
Or copy as Structured Prompt for Agent
Please help me install this Agent Skill.
Skill: c4-generator
Source: https://github.com/pagerguild/guilde-lite/tree/main/marketplace/plugins/diagram-generation/skills/c4-generator
Command: npx skills add https://github.com/pagerguild/guilde-lite --skill c4-generator

SYSTEM DOCUMENTATION & REQUIREMENTS

💡 This Skill includes references (resource) components.

What problem does it solve?

Helps engineers and architects quickly generate consistent C4 architecture diagrams (Context, Container, Component, and Code levels) to document software systems and communicate architecture decisions.

Core Features & Use Cases

  • Generate complete C4 diagrams from system descriptions, architecture specifications, or codebases.
  • Provide visual diagrams (Mermaid) and structured guidance for architecture decisions and ADRs.
  • Use cases include documenting system architectures for onboarding, design reviews, and maintenance of architecture decision records.

Quick Start

Describe your system and request a C4 diagram to begin.

Frequently Asked Questions about c4-generator

High-intent search queries and answers about installing and using this skill.

FAQPage Schema
How do I generate C4 architecture diagrams from a system description?

To generate C4 architecture diagrams, provide a system description or codebase to automatically produce Mermaid-ready diagrams across Context, Container, and Component levels. This ensures clear mapping of actors, containers, and relationships for visual documentation.

What is the best way to create Mermaid diagrams for software architecture documentation?

Creating Mermaid diagrams for software architecture documentation is best handled by generating C4 models that output Mermaid-ready syntax. This approach provides structured visual guidance for architectural decisions and ADR creation across multiple abstraction levels.

Can I use C4 diagrams for architecture design reviews and ADR creation?

Yes, you can use C4 diagrams for architecture design reviews and ADR creation. The generated diagrams provide structured guidance for architectural decisions, ensuring consistent mapping of system components and relationships to support end-to-end documentation.

Does this approach support generating diagrams at multiple abstraction levels like Context and Container?

Yes, generating diagrams at multiple abstraction levels including Context, Container, and Component is fully supported. It applies to architecture documentation by ensuring clear mapping of actors and containers across these distinct system views.

How do I document system architecture for onboarding using C4 models?

Documenting system architecture for onboarding using C4 models involves generating consistent Context, Container, and Component diagrams from your specifications. This produces visual diagrams and structured guidance to communicate architecture decisions effectively to new engineers.