JSON Beautifier
Beautify and prettify JSON with proper indentation and syntax highlighting. Free, instant, browser-based.
JSON Input
Frequently Asked Questions
How do I beautify JSON?
Paste your minified or messy JSON and it's instantly formatted with proper indentation and syntax highlighting.
Does it validate JSON?
Yes. Invalid JSON is flagged with clear error messages showing exactly where the problem is.
Can I choose indentation?
Yes. Choose between 2-space, 4-space, or tab indentation for the formatted output.
Is my JSON data safe?
Yes. Everything runs in your browser. Your JSON data is never sent to any server.
More Developer Tools You May Like
CSS Minifier
Minify CSS to reduce file size or beautify minified CSS.
Text Case Converter
Convert text between camelCase, snake_case, kebab-case, and more.
Password Generator
Generate strong, random, cryptographically secure passwords.
Word Counter
Count words, characters, sentences, paragraphs and reading time.