How to open a .json file: without installing anything

How to open a .json file

A .json is a JSON file: The data format of the web and every API. Excel, Google Sheets, Numbers, LibreOffice Calc, any text editor open it. Or drop it below: it opens and converts in your browser, nothing to install.

Drop files here or click to chooseSeveral files at once are fine.

🔒 Nothing is uploaded. Check the Network tab of your browser: it stays empty.

Three ways to open it

Drop the .json file above: it opens and converts right here, nothing to install.
For a desktop app: Excel, Google Sheets, Numbers, LibreOffice Calc, any text editor.
If it still will not open, convert it to CSV, that is what most people are really after.

Convert a .json

JSON → CSV JSON → TSV JSON → XLSX JSON → XLS JSON → ODS JSON → NDJSON JSON → YAML JSON → XML

Questions

What program opens a .json file?

Excel, Google Sheets, Numbers, LibreOffice Calc, any text editor. Or drop it here, without installing anything.

Why won't my .json open?

Either the viewer does not know JSON (the data format of the web and every api.), or the file is damaged or misnamed. Converting to CSV fixes the first case.

Is it safe to open a .json here?

Yes: the file is read in your browser and never leaves your device.