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FreeFormatHub

Data Formatters & Validators

Format, validate, and beautify data in various formats

8 tools available

Available Tools

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JSON Formatter & Validator

Format, validate, and beautify JSON/JSONC with key sorting, inline arrays, duplicate key detection, and rich error detailsβ€”all locally.

json format
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XML Formatter & Validator

Format, validate, and minify XML data with syntax checking, JSON conversion, and beautification options.

xml format
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YAML Formatter & Validator

Format, validate, and convert YAML data with syntax checking, JSON conversion, and beautification options.

yaml yml

CSS Beautifier & Minifier

Format, beautify, and minify CSS code with proper indentation, validation, and optimization. Supports CSS3, media queries, and nested rules with comprehensive formatting options.

Code

HTML Beautifier & Minifier

Format, beautify, and minify HTML code with proper indentation, validation, and optimization. Supports HTML5 standards and provides detailed error reporting.

html beautify
code

JavaScript Beautifier & Minifier

Format, beautify, and minify JavaScript code with proper indentation, syntax validation, and optimization. Supports ES6+, JSX, and modern JavaScript features with comprehensive formatting options.

javascript beautifier
Database

SQL Formatter & Beautifier

Format, beautify, and minify SQL queries with proper indentation, keyword formatting, and syntax validation. Supports multiple SQL dialects with comprehensive formatting options.

sql format
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CSV Formatter & Validator

Format, validate, and convert CSV data with support for different delimiters, data type detection, sorting, filtering, and conversion to JSON or table format.

csv formatter

Why Use Our Data Formatters & Validators?

Free Forever

No registration, no limits, no hidden costs. Use all tools for free.

Lightning Fast

Instant processing with optimized algorithms and modern web tech.