JSON Formatter & CSS Minifier

Format, validate, minify JSON and CSS with syntax highlighting

JSON Formatter & Validator

Input JSON

Formatted Output

Characters: 0

Lines: 0

Size: 0 B

JSON: Format, minify, validate, tree view
CSS: Minify, format, stats
Syntax highlighting in tree view
Error detection with line numbers
Copy/Download results
100% client-side - no server

Keyboard Shortcuts

Key	Action
Ctrl/Cmd + Enter	Format/Minify
Ctrl/Cmd + Shift + C	Copy output
Ctrl/Cmd + Shift + D	Download