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JSON editor and analyzer

JSON formatter and validator · JSON to TypeScript · JSON Schema generator · JSON to XML. JSON editor and analyzer. Work with separate inputs and settings for each task. Choose a destination before reusing a result.

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Work with separate inputs and settings for each task. Choose a destination before reusing a result.

Search tasks · 33All

JSON string codec

Encode quotes and line breaks as a JSON string or decode it

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This tool needs JavaScript to process inputs locally. The instructions and links on this page remain available without JavaScript.

How to use · JSON string codec

Enter your values and choose the options.
Run the tool and review the result.
Copy the result or save it as a file.

Inspect the example output format first. Keep the original separately and check transformed values, spaces and line breaks before using the result.

Inputs and files disappear when you leave or reload. Drafts and presets you explicitly save are kept separately. Review results before using them.

Available tasks · 33

JSON formatter and validator: Format, minify and validate JSON while preserving large numbers and duplicate keys; inspect errors and a tree view
JSON to TypeScript: Infer a TypeScript type from sample objects, arrays and null values
JSON Schema generator: Infer a Draft 2020-12 JSON Schema draft from a sample
JSON to XML: Convert object keys to XML tags and array entries to item tags
XML to JSON: Convert XML elements, attributes and repeated tags to JSON
JSON path extractor: List leaf paths with escaped JSON Pointer notation
JSON difference checker: Compare JSON independent of key order and output JSON Patch operations
JSON object merger: Merge nested objects with values from the second input taking precedence
JSON key sorter: Sort nested object keys while preserving array order
JSON flattener: Flatten nested JSON into a map of JSON Pointer paths and values
JSON object unflattener: Rebuild nested objects from JSON Pointer paths
JSON string codec: Encode quotes and line breaks as a JSON string or decode it
JSON array filter: JSON array filter — choose your inputs and copy or save the result
JSON array sorter: JSON array sorter — choose your inputs and copy or save the result
JSON property extractor: JSON property extractor — choose your inputs and copy or save the result
JSON array grouper: JSON array grouper — choose your inputs and copy or save the result
JSON numeric statistics: JSON numeric statistics — choose your inputs and copy or save the result
JSON array deduplicator: JSON array deduplicator — choose your inputs and copy or save the result
JSON array to object: JSON array to object — choose your inputs and copy or save the result
JSON object to array: JSON object to array — choose your inputs and copy or save the result
JSON key renamer: JSON key renamer — choose your inputs and copy or save the result
JSON value search: JSON value search — choose your inputs and copy or save the result
JSON Pointer reader: JSON Pointer reader — choose your inputs and copy or save the result
JSON depth analyzer: JSON depth analyzer — choose your inputs and copy or save the result
JSON key counter: JSON key counter — choose your inputs and copy or save the result
JSON array chunker: JSON array chunker — choose your inputs and copy or save the result
JSON array zipper: JSON array zipper — choose your inputs and copy or save the result
JSON array slicer: JSON array slicer — choose your inputs and copy or save the result
JSON required key checker: JSON required key checker — choose your inputs and copy or save the result
JSONL · JSON · Converter: Inputs: JSONL, Mode
JSON · Join · Converter: Inputs: First, Second, Key, Mode
JSON · Aggregation · Analysis: Inputs: Table (JSON), Group, Value
JSON · Pivot aggregation · Analysis: Inputs: Table (JSON), Rows, Columns, Value

How to use

1Search or select a task and enter your input.
2Run the task and review results or errors.
3Choose Reuse result, select a destination and apply.

Good to know

Inputs and files disappear when you leave or reload. Drafts and presets you explicitly save are kept separately. Review results before using them.

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