Markdown to HTML Converter
Transform Markdown into clean, semantic HTML instantly.
A powerful utility that converts Markdown syntax into well-formatted HTML. It includes support for sanitization, heading extraction, and basic document statistics.
How it works
Three steps. No complex setup.
Input Markdown
Provide the Markdown text you want to convert along with optional sanitization settings.
Parsing and Conversion
The engine parses the Markdown syntax and converts it into semantic HTML elements.
Metadata Extraction
The tool extracts headings, calculates word count, and estimates reading time for the content.
Who is it for?
Response example
Real input and output. What you send and what you get back.
// Input
{
"markdown": "# Hello\n\nThis is **bold** text.",
"sanitize": true
}// Output
{
"html": "<h1>Hello</h1>\n<p>This is <strong>bold</strong> text.</p>",
"headings": [
"Hello"
],
"wordCount": 5,
"readingTimeMinutes": 1
}Try it now
// live demo — no account needed to try
Playground
Integrate into your project
Copy and paste. Replace YOUR_API_KEY with your real key.
curl -X POST https://jsnhengine.com/api/trpc/markdownToHtml.convert \
-H "Content-Type: application/json" \
-H "Authorization: Bearer YOUR_API_KEY" \
-d '{"json": {"markdown":"# Hello\n\nThis is **bold** text.","sanitize":true}}'Why choose JSNH Engine Lab
Low latency
Responses in under 200ms
Secure authentication
API keys with per-plan rate limiting
Usage tracking
Every request logged with metrics
Production ready
Input validation and typed errors
Frequently asked questions
Everything you need to know before integrating.
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// production ready
Start using Markdown to HTML Converter
Sign up free and get 1,000 tokens to start. No credit card. No complex setup.