mermaid-diagrams

Create software diagrams from Mermaid syntax and export SVG or PNG outputs.

9|1|Updated Apr 16, 2026
One-click install
npx skills add https://github.com/CarbeneAI/Forge --skill mermaid-diagrams-carbeneai
Or copy as Structured Prompt for Agent
Please help me install this Agent Skill.
Skill: mermaid-diagrams
Source: https://github.com/CarbeneAI/Forge/tree/main/.claude/skills/mermaid-diagrams
Command: npx skills add https://github.com/CarbeneAI/Forge --skill mermaid-diagrams-carbeneai

SYSTEM DOCUMENTATION & REQUIREMENTS

What problem does it solve?

Mermaid-diagrams converts textual descriptions into clear, maintainable software diagrams so teams can document architecture, data models, and flows without drawing tools or manual updates. It eliminates brittle image-based diagrams by producing text-first artifacts that live alongside code and can be version-controlled and diffed.

Core Features & Use Cases

  • Multi-format diagram support: class diagrams, sequence diagrams, flowcharts, ER diagrams, C4 views, state diagrams, git graphs, Gantt charts, and basic charts for varied documentation needs.
  • Authoring and styling guidance: advice on diagram type selection, naming conventions, comments, themes, layout options, and configuration to produce readable outputs.
  • Export and integration: guidance for rendering to SVG/PNG, using Mermaid CLI or online editors, and embedding diagrams in repositories, docs, or notebooks for onboarding, design reviews, and architecture decisions.
  • Best practices: start small, keep single-purpose diagrams, comment complex relationships, and iterate with version control to maintain living documentation.

Quick Start

Create a concise Mermaid diagram that models your system's major components and export it as an SVG for documentation.

Frequently Asked Questions about mermaid-diagrams

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

FAQPage Schema
How do I generate software architecture diagrams from plain text for version control?

Mermaid syntax converts plain-text descriptions into maintainable software diagrams like flowcharts and sequence diagrams. It produces text-first artifacts that live alongside code, allowing teams to version-control and diff documentation without manual drawing tools.

What types of diagrams can I create using Mermaid syntax?

You can create class diagrams, sequence diagrams, flowcharts, ER diagrams, C4 views, state diagrams, git graphs, and Gantt charts. These cover software architecture, API flows, database schemas, and onboarding materials for diverse documentation needs.

How do I export Mermaid diagrams to SVG or PNG for documentation?

Export Mermaid diagrams to SVG or PNG using the Mermaid CLI or online renderers. The generated outputs are compatible with common renderers, allowing you to embed diagrams directly into repositories, docs, or notebooks.

Can I use text-based diagrams for database schemas and API sequence flows?

Yes, text-based Mermaid diagrams effectively model database schemas using ER diagrams and map API interactions using sequence diagrams. This keeps schemas and flows maintainable and version-controlled within your codebase.

What is the best way to maintain living documentation diagrams without manual updates?

Use text-first Mermaid diagrams that live alongside your code. Start small, keep single-purpose diagrams, comment complex relationships, and iterate with version control to diff changes naturally without manual drawing tools.

Does Mermaid support themes and layout options for flowcharts and ER diagrams?

Mermaid supports themes and layout options for flowcharts, ER diagrams, and other formats. You can apply styling configurations and naming conventions to produce readable, exportable outputs tailored to your documentation standards.