- Documentation: http://feature-engine.readthedocs.io
- Home page: https://www.trainindata.com/feature-engine
- Missing data imputation
- Categorical variable encoding
- Outlier removal
- Discretisation
- Numerical Variable Transformation
- MeanMedianImputer
- RandomSampleImputer
- EndTailImputer
- AddNaNBinaryImputer
- CategoricalVariableImputer
- FrequentCategoryImputer
- ArbitraryNumberImputer
- CountFrequencyCategoricalEncoder
- OrdinalCategoricalEncoder
- MeanCategoricalEncoder
- WoERatioCategoricalEncoder
- OneHotCategoricalEncoder
- RareLabelCategoricalEncoder
- Winsorizer
- ArbitraryOutlierCapper
- OutlierTrimmer