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JSON Reader Online

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JSON Reader is online json viewer, formatter, validator, editor, minifier, generator, converter, json difference checker and more.

View and Format JSON Online

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

JSON Formatter

Format JSON data online with syntax highlighting and data privacy.

JSON Viewer

View your JSON data in a json editor online with syntax highlighting.

JSON Validator

Validate your JSON to ensure it's error-free. Detect syntax errors and inconsistencies easily.

JSON Difference Checker

Compare two JSON data online and identify differences quickly and efficiently.

JSON Converters & Data Generators

JSON Editor

Compare and edit JSON online with real-time validation.

JSON Minifier

Minify JSON data to reduce file size and improve performance.

JSON To Table

Convert JSON into an interactive table for better visualization.

Markdown Editor

Edit and format Markdown documents with ease—perfect for writing content.

Python Dict To JSON

Transform Python dictionaries into JSON format quickly and accurately.

Text Compare

Compare two text blocks or files to highlight differences and changes.

JSON to YAML

Convert JSON data into YAML format with accurate structure.

YAML to JSON

Convert YAML data to JSON format seamlessly.

XML to JSON

Transform XML data into JSON format quickly.

JSON Generator using Faker

Generate realistic JSON data using Faker for testing and development.

JSON to XML

Convert JSON data into XML format seamlessly.

JSON to Base64

Encode JSON data into a Base64 string for safe transmission or storage.

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 JSON Reader?

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.

JSON Reader

JSON Viewer and JSON Formatter help to auto format JSON and validate your JSON text. It process JSON data in browser and no data is stored on server.

  • It helps to validate JSON online with Error Messages.
  • It's 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.
  • 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, click the setting icon which looks like a screwdriver on the left side of the editor to fix the format.

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

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

JSON Example:

Play with JSON data: API JSON Example

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

Frequently Asked Questions

What is JSON Reader and how does it help developers?

JSON Reader is a comprehensive JSON toolkit that helps developers format, validate, and transform JSON data. It provides real-time formatting, validation, and conversion tools to make working with JSON more efficient and error-free.

JSONDeveloper ToolsAPI

How do I use the JSON Diff Checker?

Simply paste your JSON data into the provided fields and click "Compare" to see the differences. Our tool highlights changes, additions, and deletions in a clear, easy-to-read format.

DiffComparisonAPI

Is JSON Reader free to use?

Yes, JSON Reader is completely free to use for all users. All our tools are available online without any registration or installation required.

FreeOpen Source

What makes JSON Reader different from other JSON tools?

JSON Reader stands out with its comprehensive suite of tools, real-time validation, beautiful interface, and powerful features like JSON to table conversion, diff comparison, and multiple format conversions.

FeaturesPerformance

How secure is my data when using JSON Reader?

Your data security is our top priority. All processing is done locally in your browser - we never store or transmit your JSON data to any servers.

SecurityPrivacy

Can I use JSON Reader for large JSON files?

Yes, JSON Reader can handle large JSON files efficiently. Our tools are optimized for performance and can process complex JSON structures without compromising on speed or accuracy.

PerformanceLarge Files