ces-ltd/titanx/mermaid

Claude Code and agent skill by ces-ltd/titanx

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Render Mermaid diagrams as SVG or ASCII art using beautiful-mermaid. Use when users need to create flowcharts, sequence diagrams, state diagrams, class diagrams, or ER diagrams. Supports both graphical SVG output and terminal-friendly ASCII/Unicode output.

Install

npx vskill@latest install ces-ltd/titanx/mermaid

SKILL.md

The same SKILL.md was published earlier as contextgo/contextgo/mermaid.

Mermaid Diagram Renderer

Render Mermaid diagrams using beautiful-mermaid library. Supports 5 diagram types with dual output modes.

Quick Start

Dependencies (beautiful-mermaid) auto-install on first run.
SVG Output (Default)
bash
# From file
npx tsx scripts/render.ts diagram.mmd --output diagram.svg
 
# From stdin
echo "graph LR; A-->B-->C" | npx tsx scripts/render.ts --stdin --output flow.svg
ASCII Output (Terminal)
bash
# ASCII art for terminal display
npx tsx scripts/render.ts diagram.mmd --ascii
 
# Pipe directly
echo "graph TD; Start-->End" | npx tsx scripts/render.ts --stdin --ascii

Output example:

┌───────┐     ┌─────┐
│ Start │────▶│ End │
└───────┘     └─────┘

Supported Diagrams

TypeSyntaxBest For
Flowchartgraph TD/LRProcesses, decisions
SequencesequenceDiagramAPI calls, interactions
StatestateDiagram-v2State machines
ClassclassDiagramOOP design
ERerDiagramDatabase schemas

Theming (SVG only)

bash
npx tsx scripts/render.ts diagram.mmd --theme github-dark --output out.svg

Use invalid theme name to see available themes list (e.g., --theme ?)

Resources

  • scripts/render.ts - Main rendering script
  • references/syntax.md - Mermaid syntax quick reference

Security

  • Security scanPassed, 90 of 100Pattern checks on the skill's files.
  • Model reviewPassed

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Source

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