Free JSON tools.

Quick converters and formatters that run entirely in your browser. Nothing is uploaded, same rule as the app. For files too big for a browser tab, there is the desktop app.

CONVERT
{} → yml
JSON to YAML
Convert JSON documents to clean, indented YAML.
yml → {}
YAML to JSON
Turn YAML config files back into strict JSON.
{} → </>
JSON to XML
Map objects and arrays onto well-formed XML.
</> → {}
XML to JSON
Parse XML, attributes included, into JSON.
{} → xls
JSON to Excel
Preview the table, then download a real .xlsx or .csv.
{} → csv
JSON to CSV
Flatten nested JSON into spreadsheet rows and columns.
FORMAT & ESCAPE
{...}
JSON Minify
Strip whitespace for the smallest possible payload.
{} ⇄ {}
JSON Compare
Structural diff of two documents, key order ignored.
\"
JSON Escape
Escape or unescape JSON strings for embedding.

These tools cap out where your browser does.

The desktop app converts the same formats at any size, straight from the tree.

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