TKNZ: token-based AST builder for documents

Parser for HTML and Markdown documents

Small, tolerant and fast MD AST builder.

• Generates clean AST with exact token positions
• Builds document hierarchies
• No dependencies and very small
• Tolerant to errors - non closed tags, qoutes or code blocks
• Allows code embedding

Examples: https://observablehq.com/@kotelnikov/statewalker-tknz