Online HTML Formatter (Beautifier & Minifier)
Beautify messy, unformatted HTML markup or minify production code in seconds. Whether you are cleaning up scraped web content, tidying template files, or optimizing payload sizes for faster page load times, achieve pristine code formatting instantly.
Features customizable indentation (2 spaces, 4 spaces, or tabs), clean tag structure alignment, white-space compaction, syntax statistics, and instant file download (.html). Completely secure with zero script execution.
100% Client-Side Processing & Privacy Guarantee
All processing takes place strictly inside your client browser using WebAssembly, Canvas, and Web Workers. Your files, documents, and data never leave your device and are never sent to external servers.
Technical Specifications & Browser Capabilities
Local runtime details and instant zero-server processing environment
Step-by-Step Instructions
1. Paste or Load HTML
Paste your unformatted, minified, or messy HTML code into the input editor, or click load sample code.
2. Select Action & Indentation
Choose "Beautify" (with 2 spaces, 4 spaces, or tabs) for readable structured code, or "Minify" to strip redundant spaces and comments.
3. Copy or Download
Review character and byte count reductions, then click "Copy HTML" or "Download .html".
Core Advantages & Features
Beautify & Minify in One Tool
Switch effortlessly between clean hierarchical indentation and aggressive whitespace minification.
Safe Tokenizer (Zero eval)
Processes markup via a secure, sandboxed parsing algorithm without executing embedded scripts or styles.
Custom Indentation Settings
Configure 2 spaces, 4 spaces, or standard tabs to match your team's linting and formatting conventions.
Compression & Size Metrics
Inspect before/after byte counts, character statistics, and compression savings percentages in real time.
Frequently Asked Questions
What is the difference between beautifying and minifying HTML?
Is it safe to paste proprietary or sensitive HTML templates?
Does this tool execute any JavaScript inside the HTML?
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