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odbc2parquetDuckDB
Free

Free and open source under the MIT licence.

 Free

Free and open source under the MIT licence.

Windows, Command line Windows, macOS, Linux, Command line
  • Works with any ODBC data source
  • Small memory footprint, one batch at a time
  • Queries CSV and Parquet files directly with no loading step
  • Embeds into Python, R and the shell with a single dependency
  • Requires a working ODBC driver for the source database
  • Command line only
  • Single-process by design; it is not a shared multi-user database
  • Concurrent writers are not supported
Downloadable app Downloadable app
Open source Open source
License: MIT License: MIT
No account needed Not stated if an account is needed
Works offline Not stated if it works offline

Checked October 2, 2026

Checked September 22, 2026

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