Pandas Alternative Python Packages

tafra

a minimalist dataframe

flowstate-asof-core

High-throughput, Rust-accelerated temporal join engine for quantitative finance ML pipelines. Engineered via PyO3 to eliminate look-ahead bias and accelerate point-in-time feature generation on massive time-series market datasets

grizzlars

High-performance DataFrame library written in C++ with Python bindings.

flowstate-asof

High-throughput, Rust-accelerated temporal join engine for quantitative finance ML pipelines. Engineered via PyO3 to eliminate look-ahead bias and accelerate point-in-time feature generation on massive time-series market datasets

dataclean-csv

Dependency-free Python CLI that cleans messy CSV files — normalizes headers, removes duplicates, fills missing values — and writes a JSON data-quality report. Stdlib only, no pandas.