Imbalanced Classification Python Packages

imbalanced-ensemble

[NeurIPS'25]🛠️Class-imbalanced Ensemble Learning Toolbox. | 类别不平衡/长尾机器学习库

edgaro

Explainable imbalanceD learninG compARatOr - Engineering Thesis Project

imlightgbm

LightGBM for handling label-imbalanced data with focal and weighted loss functions in binary and multiclass classification

cbloss

PyTorch implementations of two popular loss functions for imbalanced classification problems: Class Balanced Loss and Focal Loss.

keshik

A package which lets users oversample class imbalanced(binary) data by Denoising Diffusion Probabilistic Model (DDPM).

overnan

Oversampling for Imbalanced Learning with Missing Values