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Mermaid Diagrams with AI

Create professional diagrams from plain text using AI. Learn flowcharts, sequence diagrams, ER diagrams, and more with Mermaid.js — course with certificate.

8 lessons

2 hours

Certificate Included

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Stop Wrestling with Drag-and-Drop Diagram Tools

You’ve been there. Spend 45 minutes dragging boxes and arrows in Lucidchart, then someone asks for a change and you’re back to square one. The diagram lives on someone’s desktop as a .png that’s already outdated.

There’s a better way. Mermaid.js lets you write diagrams as plain text — version-controlled, AI-generatable, and rendered automatically in GitHub, Notion, and dozens of other tools. With 74,000+ GitHub stars and 8 million users, it’s become the standard for diagrams-as-code.

This course teaches you Mermaid from zero — then shows you how to use AI to generate diagrams in seconds instead of minutes.

By the end of this course, you’ll be able to:

Write flowcharts, sequence diagrams, class diagrams, ER diagrams, state diagrams, and Gantt charts in Mermaid syntax
Use ChatGPT, Claude, or Gemini to generate diagrams from natural language descriptions
Render diagrams in GitHub, Notion, Obsidian, VS Code, and the Mermaid Live Editor
Apply best practices for readability, accessibility, and version control
Document an entire project with multiple interconnected diagram types

What You'll Learn

Explain how Mermaid.js converts plain text into professional diagrams
Create flowcharts, sequence diagrams, and class diagrams using Mermaid syntax
Build entity-relationship, state, and Gantt diagrams for real projects
Use ChatGPT, Claude, and Gemini to generate and refine Mermaid diagrams from natural language
Apply diagram best practices for readability, accessibility, and version control
Design a complete project documentation set using multiple diagram types

After This Course, You Can

→ Create professional flowcharts, sequence diagrams, and ER diagrams from plain text in minutes instead of hours

→ Generate diagrams instantly from natural language descriptions using ChatGPT, Claude, or Gemini

→ Embed version-controlled diagrams in GitHub, Notion, Obsidian, and Confluence for always-current documentation

→ Document complex systems and architectures with multiple interconnected diagram types in a single project

→ Add diagramming-as-code proficiency to your technical resume, valued by engineering teams and documentation roles

What You'll Build

Complete Project Documentation Set

A full documentation package for a real or sample project — including flowcharts, sequence diagrams, ER diagrams, and architecture diagrams — all written in Mermaid and rendered in GitHub or Notion.

AI Diagram Generation Workflow

A documented workflow comparing AI-generated Mermaid diagrams from natural language prompts across ChatGPT, Claude, and Gemini — with prompt templates, output quality analysis, and best practices.

Mermaid Diagrams with AI Certificate

A verifiable credential proving you can create professional diagrams as code, use AI for diagram generation, and document systems with multiple interconnected diagram types.