Markdown Formatter

Markdown Formatter

Format and beautify Markdown documents using Prettier. Normalize whitespace, wrap prose, fix indentation, and ensure consistent formatting with configurable options.

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Quick Presets
Common markdown samples for formatting
Input
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How it works: Formats and beautifies your markdown using Prettier, the industry-standard code formatter. Normalizes whitespace, wraps prose, fixes list indentation, and ensures consistent formatting throughout your document.

Complete Guide: Markdown Formatter

Everything you need to know about using this tool effectively

What is Markdown Formatter?

The Markdown Formatter cleans and standardizes Markdown text. It normalizes heading levels, fixes list indentation, removes trailing whitespace, ensures consistent blank lines between sections, and formats code blocks. The tool produces clean, readable Markdown. All processing happens in the browser.

This tool applies formatting rules to Markdown text: consistent heading spacing, proper list indentation, normalized line endings, trimmed trailing whitespace, and consistent blank line usage between block elements.

Key Features
Normalizes heading spacing
Fixes list indentation
Removes trailing whitespace
Consistent blank lines between sections
Normalizes line endings
Copy formatted Markdown to clipboard
Download as .md file
Runs in the browser with no uploads
Common Use Cases
When and why you might need this tool

Cleaning up pasted content

Format Markdown copied from a website or document that has inconsistent formatting.

Standardizing documentation

Ensure all Markdown files in a project follow the same formatting conventions.

Preparing content for commits

Format Markdown before committing to version control for cleaner diffs.

Fixing indentation issues

Correct list and code block indentation that was broken by copy-paste.

How to Use This Tool
Step-by-step guide to get the best results
1

Paste Markdown

Enter messy or inconsistent Markdown text.

2

Format

Click Format. The tool cleans and standardizes the Markdown.

3

Copy the result

Copy the formatted Markdown for use in your project.

Pro Tips
1

The tool preserves your content. It only changes whitespace and formatting.

2

Use before committing to keep git diffs clean.

3

The formatter handles headings, lists, code blocks, and blockquotes.

4

Review the output to ensure nothing important was changed.

Frequently Asked Questions
What formatting rules are applied?

The tool normalizes heading spacing, fixes list indentation, removes trailing whitespace, ensures consistent blank lines between sections, and normalizes line endings.

Is my content sent to a server?

No. All formatting happens in your browser. Nothing is transmitted.

Will it change my content?

No. The tool only changes whitespace and formatting. The text content is preserved.

Can it handle large documents?

Yes. The tool handles documents of any length that fit in browser memory.

Does it support GitHub Flavored Markdown?

Yes. The formatter handles GFM syntax including tables, fenced code blocks, and task lists.