Online JSON Formatter & Validator

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Essential JSON Tools

All-in-one JSON Formatter, Validator, Editor, Minifier, Generator, Converter, Compare, Fix and more. All tools runs locally in your browser.

JSON Formatter

Format JSON online with syntax highlighting.

JSON Viewer

View your JSON data in a json editor online.

JSON Validator

Validate JSON online and fix errors easily.

JSON Compare

Compare two JSON data online and find diff quickly and efficiently.

JSON Converters & Utilities

JSON Editor

Online JSON Editor to edit JSON data with real-time validation and formatting.

JSON Minifier

Minify JSON data to reduce file size.

JSON To Table

View JSON data in an interactive table for better visualization.

Markdown Editor

Edit and format Markdown documents with ease.

Python Dict To JSON

Convert Python dictionary to JSON format quickly and accurately.

Text Compare

Compare two text blocks or files to find differences online.

JSON to YAML

Convert JSON data into YAML format.

YAML to JSON

Convert YAML data to JSON format.

XML to JSON

Convert XML data into JSON format.

JSON Generator using Faker

Generate realistic JSON data powered by Faker for testing and development.

JSON to XML

Convert JSON data into XML format.

JSON to Base64

Encode JSON data into a Base64 string.

Text to Base64

Encode plain text into a Base64 string securely.

Base64 to Text

Decode Base64 encoded text back to its original form.

JSON to CSV

Convert JSON data into CSV format for easy manipulation.

CSV to JSON

Transform CSV data into JSON format seamlessly.

Word Counter

Count words, characters, and sentences while converting text case.

Hash Generator

Generate secure hash values (MD5, SHA-1, SHA-256 and more) online.

UUID Generator

Generate version 1, 3, 4, and 5 UUIDs online—perfect for unique IDs.

YAML Validator

Validate YAML online and catch syntax errors instantly.

Why Choose Our JSON Tools?

Lightning Fast

Process JSON data instantly with our optimised tools.

Secure & Private

All processing happens locally in your browser.

Feature-Rich

A comprehensive suite of JSON utilities.

About Our JSON Formatter

JSON Formatter and Validator help to auto format JSON and validate your JSON data. No data is stored on server.

It helps to validate JSON online with Error Messages.
The only JSON tool that provides full privacy and security by processing data in browser.
Supports Downloading of JSON Data in json file.
JSON File Formatter provides functionality to upload JSON file and download formatted JSON File. This functionality helps to format json file.
Stores data locally for the last JSON Formatted in Browser's Local Storage. This can be used as notepad++ / Sublime / VSCode alternative of JSON beautification.
This JSON online formatter can also work as JSON Lint.
It uses $.parseJSON and JSON.stringify to beautify JSON easy for a human to read and analyze.
It uses monaco editor to display Fromatted JSON data.
Download JSON, once it's created or modified and it can be opened in Notepad++, Sublime, or VSCode alternative.
JSON Format Checker helps to fix the missing quotes and other syntax errors, click the Fix JSON button which is there in above editor in toolbar to fix the format.

Online JSON Formatter and Online JSON Validator provide JSON converter tools to convert JSON to XML, JSON to CSV, and JSON to YAML also JSON Compare, JSON Editor, JSONLint, JSON Checker, and JSON Cleaner.

Free JSON Formatter Online and JSON Validator work well in Windows, Mac, Linux, Chrome, Firefox, Safari, and Edge.

JSON Example:

{ "status": "success", "data": { "name": "Json Reader", "score": 100 }, "timestamp": 1714953600 }