Render Mermaid diagrams as ASCII/Unicode art (for terminal) or SVG (for files).
| -f, --format TYPE | Output format: ascii (default) or svg | | -t, --theme NAME | Theme for SVG output (default: zinc-dark) | | -o, --output FILE | Write to file instead of stdout | | --ascii | Use pure ASCII instead of Unicode box-drawing | | --themes | List available themes | | -h, --help | Show help |
| Flowchart | graph TD/LR/BT/RL or flowchart TD/LR/BT/RL | | State | stateDiagram-v2 | | Sequence | sequenceDiagram | | Class | classDiagram | | ER | erDiagram |
Render Mermaid diagrams as ASCII/Unicode art for terminal display or as SVG files. Use when visualizing flowcharts, state machines, sequence diagrams, class diagrams, or ER diagrams. Supports 15 themes including tokyo-night, catppuccin, nord, dracula, and github. Source: tdimino/claude-code-minoan.