JSON & Data

Format, validate, minify, query, repair, and sort JSON data structures. Process JSON Lines, evaluate JSONPath expressions, and validate schemas purely client-side without data leaving your browser.

Prettify, indent, and format JSON strings with customizable indentation and key sorting.

JSON & Data

Validate JSON syntax, inspect structure, and diagnose syntax errors with line and column diagnostics.

JSON & Data

Compress and minify JSON data by stripping whitespace and indentation while preserving string values.

JSON & Data

Query JSON with JSONPath-style property, index, and wildcard selectors.

JSON & Data

Validate JSON data against a pasted JSON Schema and inspect every error.

JSON & Data

Convert bi-directionally between JSON arrays and line-delimited JSON (JSON Lines / NDJSON) with custom indentation and empty line handling.

JSON & Data

Sort JSON object keys alphabetically in ascending or descending order, with optional case sensitivity, recursive sorting, and array element sorting.

JSON & Data

Escape raw text and JSON strings for programming literals, or unescape escaped strings back to readable text.

JSON & Data

Automatically fix malformed JSON: repairs single quotes, unquoted keys, trailing commas, Python constants (True/False/None), JavaScript comments, and missing brackets.

JSON & Data