JSON & Data tools
Format, validate, explore, compare and convert JSON, CSV, XML and YAML.
- JSON Formatter & ValidatorPretty-print and validate JSON, with exact error locations.
- JSON to TypeScriptGenerate TypeScript interfaces from a JSON sample, with optional fields and unions.
- JSON FixerRepair invalid JSON: quotes, commas, comments, NaN and more, with every change listed.
- JSON to Zod SchemaGenerate Zod 4 schemas and TypeScript types from a JSON sample.
- JSON ViewerExplore JSON as a collapsible tree, search it, and copy the path to any value.
- JSON DiffCompare two JSON documents by their data, ignoring key order, and list every change.
- JSON to YAMLConvert JSON to YAML that every YAML parser reads correctly, with exact numbers.
- YAML to JSONConvert YAML to JSON, with anchors and merge keys resolved and YAML 1.1 traps flagged.
- JSON to CSVConvert JSON arrays to CSV, with nested objects flattened into columns and exact numbers.
- CSV to JSONConvert CSV or TSV to JSON with the delimiter detected and ZIP codes and IDs kept intact.
- JSON to JSON SchemaGenerate a JSON Schema from sample JSON: types, formats and required fields inferred.
- JSON Schema ValidatorValidate JSON against a JSON Schema, draft 4 to 2020-12, with every error and its path.
- JSON Schema to ZodConvert JSON Schema to Zod 4 code, with $refs, recursion, enums and formats.
- JSONPath TesterTest JSONPath queries (RFC 9535) on your JSON, with matches highlighted and their paths.
6 more tools are planned for this category.