JSON

26 json tools in Data & Formats. Each one runs in this tab, so nothing you paste in leaves the machine.

All json tools

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JSON Schema Generator
Infer a JSON Schema from sample data with format detection
JSON Schema Validator
Validate the structure of a JSON Schema document
JSON Path Query
Extract values from JSON using dot notation and bracket syntax
JSON to CSV
Convert a JSON array of objects to CSV format
JSON to YAML
Convert JSON to YAML format
JSON Diff
Compare two JSON objects and show added, removed, and changed fields
JSON to Java
Generate Java POJOs from JSON data with Jackson and Lombok support
JSON Tree Viewer
Display JSON as a hierarchical tree with types and values
JSON Remove Nulls
Strip null values from JSON objects and arrays
JSON to TypeScript
Generate TypeScript interfaces from JSON data
JSON JMESPath
Filter and transform JSON using JMESPath expressions
JSON Schema Faker
Generate realistic mock data from JSON Schema definitions
JSON to Rust
Generate Rust structs with serde derive macros from JSON data
JSON to Go
Generate Go structs with JSON tags from sample data
JSON Unflatten
Reconstruct nested objects from flat dot-notation keys
JSON Sort Keys
Sort object keys alphabetically in ascending or descending order
JSON to Python
Generate Python dataclasses, Pydantic models
JSON Minify
Compress JSON by removing all whitespace and formatting
JSON Flatten
Convert nested JSON into a single-level object with dot-notation
JSON Size Analyzer
Measure JSON structure, nesting depth, and value type distribution
JSON Schema to TypeScript
Generate TypeScript interfaces from JSON Schema definitions
JSON to C#
Generate C# classes or record types from JSON data
JSON Merge
Deep merge two JSON objects with configurable array strategies
JSON Formatter
Prettify and format JSON with configurable indentation
JSON Validator
Check JSON syntax and get detailed error information
JSON to XML
Convert JSON objects to XML format