@radzor/markdown-render

Convert Markdown to sanitized HTML with syntax highlighting, GFM extensions (tables, strikethrough, task lists), and frontmatter extraction. Safe for user-generated content.

Data & Databasev0.1.0typescriptpythonUniversalmarkdownhtmlrendersanitizesyntax-highlightgfmcontentby Radzor

Install

View source on GitHub →

$npx radzor@latest add markdown-render

⚠ Constraints: sanitize defaults to true — never disable for user-generated content. Frontmatter must be at the top of the document between --- delimiters.

Inputs

Name	Type	Default	Description
sanitize	boolean	true	Strip unsafe HTML tags and attributes. Disable only for trusted content.
syntaxHighlight	boolean	true	Apply syntax highlighting to fenced code blocks.
breaks	boolean	false	Convert single newlines to <br> tags (GitHub-style).
linkify	boolean	true	Auto-link plain URLs in text.
allowedTags	string[]	—	Extra HTML tags to allow when sanitize is true.

sanitizeboolean

Strip unsafe HTML tags and attributes. Disable only for trusted content.

default: true

{ "llm": { "constraints": "sanitize defaults to true — never disable for user-generated content. Frontmatter must be at the top of the document between --- delimiters.", "usageExamples": "llm/examples.md", "integrationPrompt": "llm/integration.md" }, "name": "@radzor/markdown-render", "tags": [ "markdown", "html", "render", "sanitize", "syntax-highlight", "gfm", "content" ], "events": [ { "name": "onRendered", "payload": { "inputBytes": "number", "outputBytes": "number" }, "description": "Fired when rendering completes." }, { "name": "onError", "payload": { "code": "string", "message": "string" }, "description": "Fired on parsing or sanitization error." } ], "inputs": [ { "name": "sanitize", "type": "boolean", "default": true, "required": false, "description": "Strip unsafe HTML tags and attributes. Disable only for trusted content." }, { "name": "syntaxHighlight", "type": "boolean", "default": true, "required": false, "description": "Apply syntax highlighting to fenced code blocks." }, { "name": "breaks", "type": "boolean", "default": false, "required": false, "description": "Convert single newlines to <br> tags (GitHub-style)." }, { "name": "linkify", "type": "boolean", "default": true, "required": false, "description": "Auto-link plain URLs in text." }, { "name": "allowedTags", "type": "string[]", "required": false, "description": "Extra HTML tags to allow when sanitize is true." } ], "radzor": "1.0.0", "actions": [ { "name": "render", "params": [ { "name": "markdown", "type": "string", "description": "Markdown source string." }, { "name": "options", "type": "RenderOptions", "required": false, "description": "Per-call overrides for sanitize, breaks, etc." } ], "returns": "Promise<{ html: string; frontmatter: Record<string, unknown> }>", "description": "Convert Markdown to sanitized HTML and extract frontmatter." }, { "name": "toPlainText", "params": [ { "name": "markdown", "type": "string", "description": "Markdown source string." } ], "returns": "string", "description": "Strip all Markdown formatting and return plain text." }, { "name": "extractFrontmatter", "params": [ { "name": "markdown", "type": "string", "description": "Markdown source string with optional YAML frontmatter." } ], "returns": "{ data: Record<string, unknown>; content: string }", "description": "Extract YAML frontmatter and return parsed metadata with body content." } ], "outputs": [ { "name": "html", "type": "string", "description": "Rendered and sanitized HTML string." }, { "name": "frontmatter", "type": "Record<string, unknown>", "description": "Parsed YAML frontmatter (if present in the input)." }, { "name": "plainText", "type": "string", "description": "Stripped plain-text version of the content." } ], "runtime": "universal", "version": "0.1.0", "category": "data", "languages": [ "typescript", "python" ], "description": "Convert Markdown to sanitized HTML with syntax highlighting, GFM extensions (tables, strikethrough, task lists), and frontmatter extraction. Safe for user-generated content.", "dependencies": { "packages": {} }, "composability": { "connectsTo": [ { "output": "html", "description": "Convert rendered HTML to PDF or email it.", "compatibleWith": [ "@radzor/pdf-generate.action.fromHtml.html", "@radzor/email-send.action.send.message" ] } ] } }

@radzor/markdown-render

Install

Inputs

Outputs

Actions

Events

Composability

radzor.manifest.json

Version History

Name	Type	Description
html	string	Rendered and sanitized HTML string.
frontmatter	Record<string, unknown>	Parsed YAML frontmatter (if present in the input).
plainText	string	Stripped plain-text version of the content.