Can I use this for database design and modeling?

Yes, the skill provides specific syntax for Entity Relationship (ER) diagrams, including support for PK/FK attributes and relationship cardinalities.

Does this skill require external software to render the diagrams?

No, it generates standard Mermaid markdown syntax which is natively supported by GitHub, GitLab, Notion, and various VS Code extensions.

Will these diagrams work in my README.md files?

Absolutely. The output is formatted specifically to ensure that diagrams render correctly in README files on most major git hosting platforms.

Which diagram types are supported by this Claude Code skill?

It supports a wide range of types including flowcharts, sequence diagrams, ER diagrams, state machines, class diagrams, Gantt charts, git graphs, pie charts, and mindmaps.

Mermaid Visualization Tools

Name: Mermaid Visualization Tools
Author: tjboudreaux

bytjboudreaux

0•

Learning & Documentation

Generates professional Mermaid.js diagram syntax for documenting system architecture, database schemas, and process workflows.

Mermaid Visualization Tools enables Claude to produce high-quality, render-ready diagrams directly within your project's Markdown files. By providing standardized patterns for everything from simple flowcharts to complex sequence diagrams and ER models, this skill ensures your technical documentation is visual, clear, and version-controlled. It is specifically optimized for platforms like GitHub, GitLab, and Notion, making it an essential utility for architects and developers who need to communicate complex logic without leaving their coding environment.

Key Features

01Comprehensive support for 10+ diagram types including Sequence, ER, and State diagrams

02Advanced styling controls for nodes, subgraphs, and relationship connections

03Optimized syntax for native rendering in GitHub, GitLab, and Obsidian

04Automated generation of project management visuals like Gantt charts and Timelines

050 GitHub stars

06Pre-defined templates for microservices, API flows, and CI/CD pipelines

Use Cases

01Visualizing infrastructure architecture and microservice communication patterns

02Designing and documenting relational database schemas with clear entity relationships

03Mapping out complex API authentication flows and backend request sequences

What are Skills?·How to Install

Install with 🐟 Skill.Fish

npx skillfish add tjboudreaux/cc-visualization-skills tools-mermaid

For use in Claude.ai and ChatGPT

Download Skill