Structured data
JSON & Data Tools
Six working tools cover strict JSON validation, structural comparison, data interchange, type inference, and SQL formatting without sending source data to a processing server.
Available now
Working json & data tools
Each tool opens directly and states where its processing happens.
JSON Formatter & Validator
Format, validate, sort, and minify JSON with exact error locations.
LiveJSON Diff
Compare parsed JSON values and list structural changes by path.
LiveJSON to YAML Converter
Convert JSON and YAML in either direction with syntax validation.
LiveJSON to CSV Converter
Convert arrays of objects and tabular CSV in either direction.
LiveJSON to TypeScript
Infer TypeScript interfaces from JSON objects and arrays.
LiveSQL Formatter
Format or minify SQL with selectable database dialects.
LiveWhich tool should you choose?
| Need | Choose | Reason |
|---|---|---|
| Read or validate JSON | JSON Formatter | Formats strict JSON and reports parser errors. |
| Find structural changes | JSON Diff | Compares parsed values by object path. |
| Move between data formats | JSON ↔ YAML or JSON ↔ CSV | Uses syntax-aware parsers and visible output. |
| Create code declarations | JSON → TypeScript | Infers nested types from representative data. |