Can I use this for database design?

Yes, the skill specifically handles ER diagrams which are perfect for visualizing database schemas, entities, and cardinality.

How does this skill handle Mermaid syntax errors?

The skill includes a validation script that checks the Mermaid code blocks within your markdown files to ensure they are syntactically correct before you commit them.

What diagram types does the Mermaid skill support?

It supports Flowcharts (TB/LR), Sequence Diagrams, State Diagrams (v2), and Entity Relationship (ER) Diagrams.

Does it follow specific design best practices?

Yes, it is programmed to keep labels concise, use subgraphs for organization, and choose layout directions that maximize readability.

Mermaid Diagrams

Name: Mermaid Diagrams
Author: bendrucker

bybendrucker

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Learning & Documentation

Generates, validates, and optimizes Mermaid syntax diagrams within markdown files to visualize complex systems and workflows.

The Mermaid Diagrams skill enables Claude to create high-quality visual documentation directly within your codebase. It supports a wide range of diagram types, including flowcharts, sequence diagrams, state machines, and entity-relationship models. Beyond simple generation, the skill includes a validation script to ensure syntax correctness and follows industry best practices for layout and readability, making it an essential tool for documenting system architecture, API interactions, and database schemas.

Key Features

01Automated node and participant ordering to minimize edge crossings

02Supports Flowcharts, Sequence Diagrams, State Machines, and ER Diagrams

035 GitHub stars

04Standardized layout directions for hierarchies and timelines

05Built-in syntax validation to prevent rendering errors in markdown

06Smart use of subgraphs for grouping related components visually

Use Cases

01Modeling database schemas and entity relationships for technical documentation

02Visualizing complex system architectures and process decision trees

03Documenting API request/response cycles and message passing protocols

What are Skills?·How to Install

Install with 🐟 Skill.Fish

npx skillfish add bendrucker/claude diagram

For use in Claude.ai and ChatGPT

Download Skill