All-in-one JSON toolkit, runs entirely in your browser

JSON Formatter

Beautify and indent JSON

JSON Minifier

Remove whitespace, minify to one line

JSON Validator

Check JSON syntax with error location and fix hints

JSON Tree Viewer

Collapsible tree view with search and path copy

JSON Editor

Syntax highlighting, line numbers, live validation

JSONPath Tester

Query JSON with JSONPath expressions

JSON to YAML

Convert JSON to YAML and back

JSON to XML

Convert JSON to XML and back

JSON to CSV

Convert JSON to CSV and back

JSON to TypeScript

Generate TypeScript interfaces

JSON to Go

Generate Go structs

JSON to Java

Generate Java POJO classes

JSON to C#

Generate C# classes

JSON to Python

Generate Python dataclasses

JSON to SQL

Generate SQL CREATE TABLE

JSON to MyBatis

Generate MyBatis Mapper XML

JSON Diff

Compare two JSON documents

JSON Schema

Generate and validate JSON Schema

JSON Mock Generator

Generate random mock data from sample

JSON Flatten

Flatten and unflatten nested objects

JSON Sort Keys

Recursively sort object keys

JSON Visualizer

Analyze keys, types and depth

JSON Encode

Base64 and URL encode/decode