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JSON Formatter & Validator - Format & Beautify JSON Online
Format, validate, and beautify JSON with our free JSON formatter tool. Features include syntax highlighting, error detection with line numbers, tree view navigation, minify/compress, and validation. Perfect for developers working with REST APIs, configuration files, and JSON data structures.
Utility
Tool Interface
How to Use
- 1Enter or paste your input in the text area above
- 2Click the "Process" button to convert/transform your input
- 3Copy or download the result for your use
Pro Workflow Tips
Get better results by combining tools in your workflow:
→After using this tool, encode JSON data
→After using this tool, encode for API calls
→After using this tool, analyze JSON size
Features
- 100% Free - No sign-up required
- Client-side processing - Your data stays private
- Instant results - No waiting
- Mobile-friendly interface
Why use our tool?
- • Solves: No debugging tools
- • Solves: Crashes on invalid JSON
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