A LITTLE HELP FOR YOUR NEXT TASK
Parquet Viewer & Converter
Inspect local Parquet metadata and export selected records.
Private by design
Your inputs stay on your device and are not sent to our servers. Optional usage analytics does not receive your files or tool inputs.
Preparing private data workspace…
How to use Parquet Viewer & Converter
- Open or paste your data, or load the working sample.
- Choose columns and explicit processing rules. Review the proposed result and warnings.
- Download the chosen result dataset, JSON artifact or report; save a draft to continue later.
What are the limits of Parquet Viewer & Converter?
Local Parquet files up to 20 MB; up to 25,000 selected rows and 200,000 cells. Uncompressed and Snappy supported; unsupported codecs produce an explicit error. Nested values export as JSON text. Inspect row groups, schema and codec metadata before exporting. Inputs stay in browser memory. No workbook is created. Table limits: 5 MB total text, 25,000 rows, 64 columns and 200,000 cells; expensive operations have stricter limits. Processing can be cancelled.