Agents for Data

JSON Diff Tool

Compare two JSON files side by side and see the differences highlighted. Free online JSON diff tool with advanced comparison options.

Free to useNo upload limitsPrivacy focused
How to Use the JSON Diff Tool
1

Upload Original

Select your original JSON file

2

Upload Modified

Select your modified JSON file

3

Configure Options

Set comparison preferences

4

Compare & Export

View results and export if needed

Original File
Click anywhere to select a fileor drag and drop a file here
Accepts JSON file
Modified File
Click anywhere to select a fileor drag and drop a file here
Accepts JSON file
Advanced Comparison

See line-by-line differences with syntax highlighting. Support for both text-based and structured data comparison.

Multiple View Modes

Choose between unified diff, side-by-side comparison, and structured data analysis for JSON files.

Export Results

Export your diff results in standard unified diff format for use with version control systems or documentation.

JSON-Specific Features

Structure Analysis

Compare JSON object structures and detect schema changes.

Nested Object Support

Handle complex nested JSON structures with deep comparison.

Array Comparison

Compare JSON arrays element by element with position tracking.

Pretty Formatting

View differences in beautifully formatted, indented JSON.

Privacy & Security

Your files are processed locally in your browser. No data is uploaded to our servers, ensuring complete privacy and security of your JSON files.

Frequently Asked Questions

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