JSON Tools

Format and validate JSON instantly.

Compare two JSON objects and see added, removed, and changed keys.

Convert JSON to YAML instantly in your browser.

Convert JSON array of objects to CSV instantly.

Convert CSV rows to a JSON array of objects instantly.

Validate JSON syntax and see exact error messages instantly.

Generate TypeScript interfaces and types from JSON instantly.

Convert YAML documents to formatted JSON instantly.

Format SQL queries with readable indentation instantly.

Parse URL query strings into structured JSON instantly.

Convert TOML configuration files to JSON instantly.

Test JSONPath expressions against JSON data with live results instantly.

Generate JSON Schema from any JSON object instantly.

Generate Zod schemas from TypeScript interfaces. Supports v3, v4, unions, enums.

Convert TypeScript interfaces and types to JSON Schema instantly.

Convert JSON Schema to TypeScript types and interfaces instantly.