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Markdown to HTML Converter

Markdown Input0 chars

Last updated:

This tool is provided as-is for convenience. Output should be verified before use in any production or critical context.

Programmatic Access

Markdown to HTML Converter is also callable as a free HTTP JSON API at https://aidevhub.io/api/markdown-to-html/ — GET with query parameters or POST with a JSON body, no authentication, CORS enabled, 50 requests/day per IP. Responses return { ok, tool, result, meta }.

curl -s "https://aidevhub.io/api/markdown-to-html/?markdown=%23%20Hello%0A%0ASome%20**bold**%20text."

Machine-readable contract: /api/tool/markdown-to-html.json All API endpoints: /agents/ LLM site index: /llms.txt

Agent Invocation

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Dedicated API endpoint

Deterministic outputs, machine-safe contracts, and production-ready examples.

Dedicated API

https://aidevhub.io/api/markdown-to-html/

OpenAPI: https://aidevhub.io/api/openapi.yaml

GET /api/html-markdown/ Convert between HTML and Markdown
POST /api/html-markdown/ Convert between HTML and Markdown

Unified Runtime API

https://aidevhub.io/api/tools/run/?toolId=markdown-to-html&a=...

GET and POST are supported at /api/tools/run/ with identical validation and limits.

Limit: 60 req / 60s, input max 128 KB.

REST API

Base URL

https://aidevhub.io/api/html-markdown/

50 requests/day per IP. No authentication required. CORS enabled. OpenAPI spec

Endpoints

GET /api/html-markdown/ Convert between HTML and Markdown
POST /api/html-markdown/ Convert between HTML and Markdown

Example

curl "https://aidevhub.io/api/html-markdown/?input=%23+Hello&direction=markdown_to_html"

Example Response

{
  "html": "<h1>Hello</h1>\n<p>World</p>"
}

How to Use Markdown to HTML Converter

  1. 1

    Write or paste Markdown

    Enter your Markdown in the left panel. Supports headers, bold/italic, links, code blocks, tables, lists, blockquotes, and horizontal rules.

  2. 2

    Switch between views

    Click tabs to view: Markdown (editor), HTML Output (generated code), or Live Preview (rendered HTML). See changes as you type.

  3. 3

    Copy or download HTML

    Click 'Copy HTML' to copy generated code to clipboard. Click 'Download .html' to save as a ready-to-use HTML file.

  4. 4

    Use sample or clear

    Click 'Sample' to load example Markdown and see how it converts. Click 'Clear' to start fresh.

Frequently Asked Questions

What is Markdown to HTML Converter?
Markdown to HTML Converter transforms Markdown text into clean, semantic HTML. It supports GitHub Flavored Markdown, live preview, syntax highlighting for code blocks, and file download.
How do I use Markdown to HTML Converter?
Paste or type Markdown in the editor. The tool renders a live HTML preview alongside the raw HTML output. Copy the HTML code or download it as a file.
Does Markdown to HTML Converter support GitHub Flavored Markdown?
Yes. It fully supports GFM features including tables, task lists, strikethrough, fenced code blocks with syntax highlighting, and autolinked URLs.