1.pola-rs / polarsExtremely fast Query Engine for DataFrames, written in Rustdataframe-librarydataframedataframesrustarrowpython+2 moreRustMIT40K total3.2K forks+376 starsfrom 39,880 · score 5.93
2.vaexio / vaexOut-of-Core hybrid Apache Arrow/NumPy DataFrame for Python, ML, visualization and exploration of big tabular data at a billion rows per second 🚀dataframepythonbigdatatabular-datavisualizationmemory-mapped-file+5 morePythonMIT8.5K total600 forks+6 starsfrom 8,511 · score 1.95