Code Formatters & Beautifiers
Free code formatters for JSON, SQL, CSS, HTML, XML, and YAML. Beautify and validate code instantly in your browser with proper indentation and syntax highlighting.
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CSS Gradient Generator
Create beautiful CSS gradients with a visual editor — linear, radial, and conic
Use tool →HTML Entity Encoder/Decoder
Encode and decode HTML entities
Use tool →JSON Formatter
Format, validate, and beautify JSON data
Use tool →JWT Decoder
Decode and inspect JSON Web Tokens
Use tool →SQL Formatter
Format and beautify SQL queries
Use tool →Frequently Asked Questions
What code formatters does NexTool offer?▾
NexTool offers free code formatters and beautifiers for JSON, SQL, CSS, HTML, XML, and YAML. Paste your minified or messy code and get properly indented, readable output instantly.
Can the formatters also validate my code?▾
Yes. Our JSON formatter validates your JSON and highlights syntax errors with helpful error messages. The SQL formatter also catches common syntax issues. All validation happens client-side in your browser.
Is my code safe when using online formatters?▾
Absolutely. All code formatting and validation runs entirely in your browser using client-side JavaScript. Your code is never sent to any server. You can even use these tools offline once the page loads.