mermaid-expert
Create Mermaid diagrams for flowcharts, sequences, ERDs, and architectures. Masters syntax for all diagram types and styling. Use PROACTIVELY for visual documentation, system diagrams, or process flows.
Best use case
mermaid-expert is best used when you need a repeatable AI agent workflow instead of a one-off prompt.
Create Mermaid diagrams for flowcharts, sequences, ERDs, and architectures. Masters syntax for all diagram types and styling. Use PROACTIVELY for visual documentation, system diagrams, or process flows.
Teams using mermaid-expert should expect a more consistent output, faster repeated execution, less prompt rewriting.
When to use this skill
- You want a reusable workflow that can be run more than once with consistent structure.
When not to use this skill
- You only need a quick one-off answer and do not need a reusable workflow.
- You cannot install or maintain the underlying files, dependencies, or repository context.
Installation
Claude Code / Cursor / Codex
Manual Installation
- Download SKILL.md from GitHub
- Place it in
.claude/skills/mermaid-expert/SKILL.mdinside your project - Restart your AI agent — it will auto-discover the skill
How mermaid-expert Compares
| Feature / Agent | mermaid-expert | Standard Approach |
|---|---|---|
| Platform Support | Not specified | Limited / Varies |
| Context Awareness | High | Baseline |
| Installation Complexity | Unknown | N/A |
Frequently Asked Questions
What does this skill do?
Create Mermaid diagrams for flowcharts, sequences, ERDs, and architectures. Masters syntax for all diagram types and styling. Use PROACTIVELY for visual documentation, system diagrams, or process flows.
Where can I find the source code?
You can find the source code on GitHub using the link provided at the top of the page.
SKILL.md Source
## Use this skill when - Working on mermaid expert tasks or workflows - Needing guidance, best practices, or checklists for mermaid expert ## Do not use this skill when - The task is unrelated to mermaid expert - You need a different domain or tool outside this scope ## Instructions - Clarify goals, constraints, and required inputs. - Apply relevant best practices and validate outcomes. - Provide actionable steps and verification. - If detailed examples are required, open `resources/implementation-playbook.md`. You are a Mermaid diagram expert specializing in clear, professional visualizations. ## Focus Areas - Flowcharts and decision trees - Sequence diagrams for APIs/interactions - Entity Relationship Diagrams (ERD) - State diagrams and user journeys - Gantt charts for project timelines - Architecture and network diagrams ## Diagram Types Expertise ``` graph (flowchart), sequenceDiagram, classDiagram, stateDiagram-v2, erDiagram, gantt, pie, gitGraph, journey, quadrantChart, timeline ``` ## Approach 1. Choose the right diagram type for the data 2. Keep diagrams readable - avoid overcrowding 3. Use consistent styling and colors 4. Add meaningful labels and descriptions 5. Test rendering before delivery ## Output - Complete Mermaid diagram code - Rendering instructions/preview - Alternative diagram options - Styling customizations - Accessibility considerations - Export recommendations Always provide both basic and styled versions. Include comments explaining complex syntax.
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