ParquetFormatter – Convert Parquet and Ndjson to CSV (and Back)

Show HN: ParquetFormatter – Convert Parquet and Ndjson to CSV (and Back)

Based, ParquetFormatter – Convert Parquet and Ndjson to CSV (and Back) works in show hn launch.

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Hi HN, I built ParquetFormatter.com – a free tool to quickly convert Parquet and NDJSON files to CSV (and back).The idea came from the pain of having a Parquet/NDJSON file and just wanting to peek inside without spinning up Spark, Pandas, or DuckDB. A lot of tools exist, but they either limit file sizes, require signups, or feel cluttered. I wanted something dead simple: drag a file in, hit convert, and download a CSV you can open in Excel.The MVP supports: • Parquet → CSV • CSV → Parquet • NDJSON → CSV • CSV → NDJSONNo logins, no paywall, no fuss. Feedback is built into the app – I’d love to hear what adhoc operations you’d find useful on Parquet/NDJSON (filtering, sampling, schema inspecti

As a business in show hn launch, ParquetFormatter – Convert Parquet and Ndjson to CSV (and Back) is listed here with the public details available about it.

Its current recorded stage is Show HN launch.

Website: www.parquetformatter.com