libraries for extensions of sklearn
https://koaning.github.io/scikit-lego/api/feature-selection/#sklego.feature_selection.mrmr.MaximumRelevanceMinimumRedundancy sklego usesnarwhals
https://feature-engine.trainindata.com/en/latest/ feature engine is only pandas
https://github.com/jordandelbar/feature-engineering-polars this is something that can be merged into feature engine
Category Encoders — Category Encoders 2.6.3 documentation (scikit-learn.org)