9 tools available

Formatters & Beautifiers

Pretty-print, validate, minify.

Format and validate JSON, XML, YAML, SQL, HTML, CSS and JavaScript. Compare side-by-side, copy results, download files.

Browse 9 tools All categories

Tools

Always

Free

100%

Private

Runs in

Browser

Live in your browser

json formatter xml formatter yaml formatter

Top picks in Format

See all 9 →

JSON Formatter

Format, validate, minify and explore JSON with syntax highlighting.

Open tool

CSS Preprocessor Compiler

Compile SCSS, SASS and LESS to CSS in your browser.

Open tool

SQL Formatter

Beautify SQL queries with consistent indentation and casing.

Open tool

All Format tools

9 utilities, sorted by popularity.

9 total

YAML Formatter

Format, validate and convert YAML to and from JSON.

JSON Minifier

Minify JSON to the smallest valid representation.

HTML Formatter

Format and minify HTML with proper indentation.

JavaScript Beautifier

Format minified or messy JavaScript with sane defaults.

XML Formatter

Pretty-print and validate XML documents.

CSS Formatter

Beautify or minify CSS with consistent style.

Why people use them

Built for speed, designed for trust

Privacy first

Every transformation happens locally in your browser. Nothing is uploaded — even sensitive content stays on your device.

Instant results

No spinners, no servers, no waiting. Tools react as you type, so you stay in your flow.

No account, no limits

Use everything for free, forever. There is no signup, no quota and no upsell hidden in a side panel.

About Formatters & Beautifiers

A well-formatted document is a debugged document. Our formatters parse the actual grammar of each language, surface real errors with line numbers, and produce output you can paste straight back into your editor.

#json-formatter #xml-formatter #yaml-formatter #sql-formatter #html-beautifier

Photos by Unsplash contributors — unsplash.com .

Explore other categories