Railroad Diagram: a JavaScript library that creates professional syntax diagrams with clean SVG output for documenting programming language grammars and formal syntax rules.
Key features include:
• File protocol compatibility for local development
• Professional SVG rendering with precise grid alignment
• Interactive click navigation between syntax rules
• TypeScript definitions and debug visualization mode
• Global API access through window.RailroadDiagrams
Perfect for language documentation, parser development, and educational content where visual grammar representation beats traditional text notation.
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