Free HTML Minifier & Beautifier
Runs locallyUpdated October 25, 2026
Collapse whitespace to minify HTML snippets or pretty-print nested markup locally in your browser with no server uploads.
How to use HTML Minifier / Beautifier
Paste your raw or minified HTML snippet into the input editor.
Click Beautify to indent nested elements for readability, or Minify to collapse whitespace between tags.
Copy the formatted HTML and test any <pre>, <code>, or inline <script> blocks before deploying.
Format or compress HTML snippets in your browser
When inspecting third-party embed codes, cleaning up CMS blocks, or preparing HTML email partials, unformatted markup is difficult to debug. Use this free HTML minifier and beautifier to indent nested tags or strip excess whitespace locally in your browser.
Beautify vs. Minify mode comparison
| Mode | What It Changes | Best Used For | Caution |
|---|---|---|---|
| Beautify (Pretty-Print) | Inserts line breaks and consistent indentation across nested tags | Debugging minified CMS output, reviewing <head> meta tags, and PR diffs | Increases character count with indentation spaces |
| Minify (Compress) | Collapses newlines and repeated spaces between tags into a compact string | Embedding inline HTML widgets, custom CMS blocks, or lightweight templates | Test <pre>, <code>, and inline <script> blocks after minifying |
Related HTML & SEO inspection tools
After formatting your HTML, inspect its links with our HTML link checker and anchor text extractor, escape special characters with the HTML entities encoder / decoder, or generate clean <head> tags with the SEO meta tag generator.
HTML Minifier / Beautifier FAQs
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