Structured Markup for RAG Format Matrix | Format | Parser | Frontmatter | Code Fences | Cross-Links | |--------|--------|-------------|-------------|-------------| | CommonMark / GFM | markdown-it-py, mistune, tree-sitter-markdown | Yes (YAML/TOML) | Triple-backtick | | | AsciiDoc | asciidoc3, asciidoctor (Ruby) | Attributes | / | , xref | | reStructuredText | docutils | Field lists | literal blocks | | | MDX | @mdx-js/mdx, unified/remark-mdx | Yes | Fences + JSX | JSX imports | | Obsidian | custom parser + markdown-it | YAML | Triple-backtick | , | | Dendron | Obsidian-compatible | YAML | Tr…