Development Tools
JSON Tools Tools
Parse, convert, compare, and reshape JSON payloads and schemas.
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29 Free JSON Tools
CSV to JSON Converter
Convert CSV files or text into valid JSON arrays. Smart parsing with header detection.
Excel to JSON Converter
Convert Excel spreadsheets and CSV files to JSON format.
JSON Compare
Compare two JSON objects side-by-side and spot differences instantly. Free online JSON diff viewer for developers.
JSON Decode
Decode escaped JSON strings, unescape characters, and format the result.
JSON Deserialize Online
Deserialize escaped JSON strings back into objects.
JSON Encoder
Encode JSON strings and escape special characters for embedding in code or URLs.
JSON Formatter
Beautify and validate JSON data.
JSON Parser
Parse, validate, and debug your JSON data.
JSON Pretty Print
Format your JSON data instantly. Make minified JSON readable with proper indentation.
JSON Stringify Online
Convert JSON structure into a stringified format. Escape quotes and special characters for code embedding or API usage.
JSON to Base64 Converter
Encode JSON to Base64 and decode Base64 back to JSON.
JSON to C# Converter
Generate C# POCO classes from JSON objects.
JSON to HTML Table
Convert JSON arrays to formatted HTML tables with styling.
JSON to JSON Schema
Generate JSON Schema Draft 7 from your JSON data automatically.
JSON to JSONL Converter
Convert JSON arrays to JSON Lines format for streaming data.
JSON to One Line
Compress JSON to a single line. Remove whitespace to reduce size.
JSON to PHP Converter
Convert JSON data to PHP array syntax for backend development.
JSON to TOML Converter
Convert JSON data to TOML format online for free. Instant client-side conversion with syntax highlighting and download support.
JSON to TypeScript Converter
Convert JSON objects to TypeScript interfaces or type definitions.
JSON to XML Converter
Transform JSON data into XML format.
JSON to YAML Converter
Convert JSON objects to YAML format.
JSON Unescape
Convert escaped JSON strings back to their original object format. Remove backslashes and fix stringified JSON data.
JSON Validator
Validate and debug JSON data.
Online JSON Editor
Edit and view JSON data online with a powerful visual editor.
Online JSON Serializer
Serialize JavaScript objects to valid JSON strings.
Python Dict to JSON
Convert Python dictionaries to valid JSON online. Handles True, False, None, single quotes, and trailing commas automatically.
String to JSON Converter
Convert JavaScript object strings, query parameters, or raw text into valid JSON format. Free online data converter.
XML to JSON Converter
Convert XML data to JSON format instantly. Simple, fast, and free online converter.
YAML to JSON Converter
Convert YAML configuration files to JSON format instantly.