JSON Tools: Format, Validate, Convert and Minify JSON
A focused collection for API responses, configuration files and structured data workflows. Choose a JSON tool by the job you need to complete.
Choose a tool
28 browser-based tools are available in this collection. Open a tool to see its input, output and current size limit.
JSON to CSV Converter
Convert · Browser-side processing
JSON to Excel Converter
Convert · Browser-side processing
JSON to SQL Converter
Convert · Browser-side processing
JSON to YAML Converter
Convert · Browser-side processing
JSON to XML Converter
Convert · Browser-side processing
JSON to C Converter
Convert · Browser-side processing
JSON to String Converter
Convert · Browser-side processing
JSON to Table Converter
Convert · Browser-side processing
JSON to TypeScript Converter
Convert · Browser-side processing
JSON to Dart Converter
Convert · Browser-side processing
JSON to HTML Converter
Convert · Browser-side processing
JSON to PDF Converter
Convert · Browser-side processing
CSV to JSON Converter
Convert · Browser-side processing
XML to JSON Converter
Convert · Browser-side processing
YAML to JSON Converter
Convert · Browser-side processing
String to JSON Converter
Convert · Browser-side processing
Excel to JSON Converter
Convert · Browser-side processing
HTML to JSON Converter
Convert · Browser-side processing
Query String to JSON Converter
Convert · Browser-side processing
JSON to Query String Converter
Convert · Browser-side processing
JSONPath Extractor
Convert · Browser-side processing
JSONL to CSV Converter
Convert · Browser-side processing
JSON Flatten and Unflatten Tool
Convert · Browser-side processing
JSON Formatter
Format · Browser-side processing
JSON Validator
Validate · Browser-side processing
JSONL Validator and Formatter
Validate · Browser-side processing
JSON Schema Validator
Validate · Browser-side processing
JSON Duplicate Key Checker
Validate · Browser-side processing
Privacy-first developer workflows
Supported input is processed in the browser, so source data does not need to be uploaded to a server. Limits vary by tool and browser; the tool page shows the relevant behavior before you start.
How to choose the right tool
Use formatters and beautifiers when code is difficult to read, validators when you need to find syntax problems, and converters when another system expects a different data structure. For production bundles, use a minifier only after reviewing the readable source and testing the result.
Bookmark this collection for repeat debugging, API inspection, configuration review and data-cleanup tasks. Every tool links to adjacent workflows so you can move from validation to formatting or conversion without returning to the home page.