JSON to CSV & Excel Exporter
100% In-Browser · Never UploadedConvert arrays of JSON objects into tabular CSV. Nested object keys are flattened using standard JSON Pointer paths (e.g. /address/city). Formula prefix guard mitigates spreadsheet formula execution risks.
Documentation & Technical Boundaries
When "Formula Prefix Guard" is enabled, cells beginning with =, +, -, @, or tab are prepended with a quote prefix to help mitigate spreadsheet formula risks.
How are nested arrays handled?
Nested arrays are serialized as compact JSON strings within their cell to prevent column proliferation.