WhatTheDuck is an open-source web application built on DuckDB. It allows users to upload CSV and Parquet files, store them in tables, and perform SQL queries on the data.WhatTheDuck is a Python library available on GitHub that serves as a high-performance bridge for seamless data transfer and integration between the DuckDB analytical database and Pandas DataFrames.

LibrePythonista is an extension for LibreOffice Calc. The extension allows Interactive Python code to be run directly in a spreadsheet, including using Pandas and Matplotlib, allowing for creation of dataframes, series and graphs directly in a spreadsheet.