Free online XLSX-to-NDJSON converter — upload a XLSX file and download a NDJSON. Fast, private, no signup.
Drop your XLSX file into the converter above — we auto-detect the real format from its bytes, convert it, and give you a NDJSON to download. No software to install.
Yes. Convert XLSX to NDJSON for free right in your browser, with no account needed to get started.
Your file is transferred over an encrypted connection and anonymous uploads are temporary. You can also view and strip metadata (location, device, author) before you download.
Office Open XML spreadsheet (Excel). Newline-delimited JSON (one record per line).
Convert XLSX to: CSV · ODS · TSV · PDF · JSON · HTML · YAML · PARQUET · AVRO · ORC
Convert to NDJSON from: AVRO · JSON · ORC · PARQUET · XML · YAML · CSV · ODS · TSV · XLS