Format, validate and fix JSON. 100% free, private and offline-capable.
💡 Tip: Use Ctrl+Enter to format or Ctrl+M to minify
Format your JSON with perfect indentation and validate syntax in real-time. Instantly detects errors and shows exact location.
Minify your JSON by removing unnecessary spaces to reduce file size. Perfect for production and optimization.
Escape JSON strings for use in code or unescape to view original content. Useful for debugging and integration.
Sort your JSON keys alphabetically for better organization and standardization. Makes comparisons and reviews easier.
View information like number of keys, characters, file size and depth. Analyze the structure of your data.
All processing is done locally in your browser. Your data never leaves your device. Works offline after loading.
JSON (JavaScript Object Notation) is a lightweight data interchange format, widely used in REST APIs, configuration files, NoSQL databases and web development.
Our tool offers real-time validation. Common errors include extra or missing commas, unclosed quotes, unbalanced braces and invalid values.
Formatting adds indentation and line breaks for easier reading. Minifying removes all spaces to reduce size. Use formatting for development and minification for production.
Yes, it's completely safe. All processing is done locally in your browser, your data never leaves your device and it works offline after loading.
Yes! Use Ctrl+Enter (or Cmd+Enter on Mac) to format and Ctrl+M (or Cmd+M) to minify.