Guide
Mermaid MCP Servers Compared
The official mermaid.ai connector, claude-mermaid, mcp-mermaid, mcp-mermaid-validator and TryMermaid, compared on what they do, where they run, where your diagrams go and what they cost.
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Diagram smarter with Mermaid
Guides and comparisons on diagramming with Mermaid. Everything here is checked against primary sources before it goes up.
GuideMermaid 12: What Changed and How to Keep Your Old Layout
ELK is now the default layout, the default look changed, defaultRenderer is gone and use case diagrams arrived. What changed in 12.0, 12.1 and 12.2, and how to keep your diagrams looking the same.
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GuideMermaid Flowchart Direction: TD, TB, LR, RL and BT Explained
TD, TB, LR, RL and BT explained with live examples, when each one reads best, how to give a subgraph its own direction, and the rule that makes Mermaid ignore it.
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GuideMermaid vs PlantUML vs Graphviz
Three text-to-diagram tools, three different jobs. What each one draws, what it needs installed, where it renders, and how to pick without rewriting your diagrams later.
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GuideHow to Generate Mermaid Diagrams with Claude
Claude can write Mermaid on its own. An MCP server lets it check that code against the real parser, save it and hand back an image. Setup for four clients, plus a live run.
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Comparison7 Best Mermaid Diagram Editors in 2026
The Mermaid Live Editor and mermaid.ai, TryMermaid, mermaideditor.io, draw.io, Mermaid Viewer, Lucidchart and Eraser, compared on price, free-plan limits, AI and drag-and-drop editing.
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