beautiful-mermaid
by AlexMikhalev
Render Mermaid diagrams as SVG or ASCII art using the beautiful-mermaid library. Ultra-fast rendering with 15 built-in themes and Shiki VS Code theme support. Use when: (1) Creating diagrams from Mermaid syntax, (2) Rendering flowcharts, state, sequence, class, or ER diagrams, (3) Generating ASCII diagrams for terminal/markdown output, (4) Theming diagrams to match VS Code color schemes, (5) Embedding diagrams in documentation or web UIs. Supports SVG output with live theme switching and ASCII/Unicode output for plain text contexts.