JSON Formatter & Viewer
JSON formatter and viewer that beautifies minified or single-line JSON with proper indentation, shows it in a collapsible tree and flags syntax errors. Free and instant in your browser.
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What is JSON Formatter & Viewer?
JSON formatter and viewer that beautifies minified or single-line JSON with proper indentation, shows it in a collapsible tree and flags syntax errors. Free and instant in your browser.
How to Use
- 1Enter JSON— Paste your JSON data into the left input panel.
- 2Select Options— Choose your preferred options such as indentation size and key sorting.
- 3View Results— The formatted JSON is automatically displayed on the right.
- 4Explore Tree View— Use the tree view tab to visually explore the JSON structure.
- 5Copy or Download— Copy the result to clipboard or download it as a file.
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Frequently Asked Questions
A JSON formatter is a tool that organizes unformatted JSON data with proper indentation and line breaks for readability.
A formatter makes data visually readable, while a validator checks whether the JSON syntax is correct.
Yes, it can process JSON files of several MB within the browser's memory limit.
Yes, you can choose between 2 spaces, 4 spaces, or tabs.
Yes, you can enable the 'Sort Keys' option in the settings.