Format & Beautify JSONInstantly
Format, validate, minify, and convert JSON data with powerful developer tools. All processing happens in your browser — fast, private, and free.
Free to use · No data stored · Works on all devices
Powerful JSON Tools
Everything you need to work with JSON data, all in one place.
Formatter
Format, beautify, and pretty print JSON data with customizable indentation and syntax highlighting.
Try Now →Validator
Validate JSON syntax and structure with detailed error messages and line-by-line analysis.
Try Now →Minifier
Minify and compress JSON data by removing whitespace and formatting for smaller file sizes.
Try Now →JSON to CSV
Convert JSON arrays and objects to CSV format for spreadsheets and data analysis.
Try Now →JSON to YAML
Convert JSON data to YAML format for configuration files, Kubernetes manifests, and more.
Try Now →JSON Diff
Compare two JSON documents side by side and highlight the differences between them.
Try Now →JSON to Table
Convert JSON data into an interactive table with column management. Add, remove, reorder, and sort columns, then export to Excel or CSV.
Try Now →JSON Path
Evaluate JSONPath expressions against JSON data with live results, interactive tree navigation, click-to-copy paths, cheat sheet, and expression history.
Try Now →Tree Viewer
Visualize JSON data as an interactive, collapsible tree structure for easy exploration.
Try Now →How It Works
Work with JSON data in three simple steps.
Paste Your JSON
Paste or type your JSON data into the input area. You can also upload a JSON file directly.
Choose Your Tool
Select from our suite of tools: format, validate, minify, convert to CSV/YAML, compare, or visualize.
Get Instant Results
View the results immediately. Copy to clipboard or download the output as a file.
Why Choose JSON Pretty?
Everything you need to work with JSON data, built for developers.
Instant Processing
Format, validate, and convert JSON in milliseconds with client-side processing
Privacy First
All processing happens in your browser — no data is ever sent to a server
Syntax Highlighting
Color-coded JSON output makes it easy to read and understand data structures
Multiple Formats
Convert between JSON, CSV, and YAML formats with a single click
Free Forever
All tools are completely free with no limits on usage or file size
No Sign-up
Start using any tool immediately — no account or registration needed
Mobile-Friendly
Responsive design works perfectly on desktop, tablet, and mobile devices
Error Detection
Get detailed error messages with line numbers to quickly fix JSON issues