JSON & Data Formats

JSON Formatter / Validator

Beautify, validate, and explore JSON with error line numbers and collapsible nodes.

JSON Minifier

Strip whitespace from JSON to produce the smallest valid payload for APIs and storage.

JSON → YAML Converter

Convert JSON to YAML format instantly — using js-yaml, entirely in your browser.

YAML → JSON Converter

Convert YAML to formatted JSON — parses all YAML types, runs in your browser.

JSON → CSV Converter

Convert a JSON array of objects to CSV with automatic header detection — client-side.

CSV → JSON Converter

Convert CSV data to a JSON array of objects with automatic header detection.

XML → JSON Converter

Convert XML documents to structured JSON with configurable number/boolean parsing.

JSON → XML Converter

Convert a JSON object or array into well-formed, indented XML with a custom root element.

JSON → TypeScript Interface

Generate a TypeScript interface or type from any JSON payload, with optional and readonly toggles.

JSON Diff / Compare

Compare two JSON documents structurally or as text, with per-key added/removed/changed stats.

JSONPath Tester

Test JSONPath expressions against JSON live, with wildcard, index, slice, and recursive descent support.

JSON Schema Generator

Infer a draft-07 or 2020-12 JSON Schema directly from a sample JSON payload.

JSON Escape / Unescape

Escape a raw string into a JSON-safe literal, or unescape a JSON string literal back to plain text.

JSON Tree Viewer

Explore large JSON documents as a collapsible tree with type badges, path copying, and expand/collapse controls.