• Fix early stopping for XGBClassifier and xgboost > 2, #597
• Fix discrepancies with XGBRegressor and xgboost > 2, #670
• Support count:poisson for XGBRegressor, #666
• Supports XGBRFClassifier and XGBRFRegressor, #665
• ONNX_DFS_PATH to be set in the spark config, #653 (by @Ironwood-Cyber)
• Sparkml converter: support type StringType and StringType(), #639
• Add check for base_score in _get_attributes function #637, #626 (by @tolleybot)
• Support for lightgbm >= 4.0, #634