Blog
Platform stories, Mermaid tutorials, practical tips, and product updates.
Mermaid Prompt Engineering for LLMs: A Practical Guide
Master the art of prompting ChatGPT, Claude, and Gemini to generate accurate Mermaid diagrams. Includes templates, the Mermaid-First strategy, and error recovery techniques.
Why Mermaid Diagrams Help AI and LLMs Understand Complex Systems
Learn why Mermaid is the best diagram format for AI comprehension — fewer tokens, less hallucination, and better structured reasoning for ChatGPT, Claude, and other LLMs.
Mermaid State Diagram Guide: Model System Behavior with Code
Learn Mermaid state diagram syntax from basics to advanced patterns. Perfect for modeling workflows, state machines, and UI transitions with copy-paste examples.
Mermaid Complete Beginner's Guide: Draw Professional Diagrams with Code
Learn Mermaid diagram syntax from scratch. Master flowcharts, sequence diagrams, Gantt charts, and more to boost your technical documentation and team collaboration.
Complete Guide to Exporting Mermaid Diagrams: PNG, SVG, PDF One-Stop Solutions
A detailed overview of Mermaid diagram export methods including online tools, Mermaid CLI, browser plugins, and programmatic APIs to help you choose the best export strategy.
Complete Guide to Embedding Mermaid Diagrams in Markdown
A comprehensive guide on embedding and displaying Mermaid diagrams across GitHub, GitLab, Notion, VS Code, MkDocs, blog platforms, and more—with detailed setup steps and alternatives for each.
Mermaid Class Diagrams and ER Diagrams: A Beginner's Guide
Learn how to create class diagrams and entity-relationship diagrams with Mermaid. This beginner-friendly guide covers syntax, relationships, cardinality, and practical examples for software design.
Mermaid vs PlantUML: Which Diagram-as-Code Tool Should You Choose?
A detailed comparison of Mermaid and PlantUML, two leading diagram-as-code tools. Explore their syntax, supported diagrams, ecosystem, and use cases to find the best fit for your workflow.
Building Gantt Charts with Mermaid for Project Management
Learn how to create professional Gantt charts with Mermaid. Covers task definitions, dependencies, milestones, section grouping, and real-world project planning examples.
How to Create Sequence Diagrams with Mermaid: A Step-by-Step Tutorial
Learn to build professional sequence diagrams with Mermaid. Covers participants, message types, activation bars, loops, alt blocks, and a complete e-commerce checkout example.
Mermaid Flowchart Complete Guide: From Basics to Advanced Styling
Master Mermaid flowcharts with this comprehensive guide covering direction control, node shapes, link styles, subgraphs, custom styling, and real-world examples.
Mermaid CLI Guide: Convert Mermaid to PNG, SVG, PDF, and JPG
Install and use @mermaid-js/mermaid-cli (mmdc) to export Mermaid diagrams as PNG, SVG, PDF, or JPG locally, in scripts, and in CI workflows.
Mermaid2img: Turn Your Code into Beautiful Diagrams Instantly
As a content creator, I love using Mermaid to draw diagrams with code. It's fast and efficient. But I quickly hit a wall: many platforms like blogs, social media, or presentation software don't understand Mermaid code. I needed a simple way to convert my diagrams into standard image files. That's why I built Mermaid2img, a free online tool that turns your Mermaid code into high-quality images in seconds.