JSON

13 free online JSON tools — fast, private and browser-based. No signup, no limits.

JSON Formatter — Format, beautify and validate JSON with syntax highlighting
JSON Minifier — Minify JSON by removing whitespace and reducing file size
JSON Validator — Validate JSON syntax and get clear, descriptive error messages
JSON to CSV — Convert JSON arrays to CSV format with automatic column detection
JSON ↔ YAML — Convert JSON to YAML format and YAML back to JSON
JSON Flatten — Flatten nested JSON into dot-notation key-value pairs
JSON Compare — Compare two JSON objects and see exactly what was added, removed or changed
JSON to TypeScript — Generate TypeScript interfaces automatically from any JSON object
JSONPath Tester — Test JSONPath expressions against JSON data and see matching results
JSON Key Sorter — Sort JSON object keys alphabetically with recursive and depth options
JSON to XML Converter — Convert JSON to well-formed XML with configurable root element name
XML to JSON Converter — Convert XML to JSON with attribute handling and array detection
YAML to JSON Converter — Parse YAML and convert to JSON, handling nested objects, arrays and types