Changes in version 0.1.0 Changes in version 0.0.0.9000 - Added multiclass calibration. cal_temperature() and cal_cv() accept a logit or probability matrix, and new constructors cal_vector_scaling(), cal_dirichlet(), and cal_ovr() cover vector scaling, Dirichlet calibration, and one-vs-rest calibration. - ece(), mce(), ace(), and reliability_diagram() accept a probability matrix with a type argument for classwise or top-label confidence evaluation. - Added mmce(), a binning-free Maximum Mean Calibration Error metric for binary and multiclass predictions. - Added inst/CITATION so users can cite the package with citation("calibratr"). - Added applied workflow, calibrator selection, and numerical validation vignettes. - print() and summary() respect options(calibratr.emoji = FALSE) to suppress the decorative glyph in console output. - reliability_diagram() now reports ECE in the subtitle by default and can use either count-scaled or fixed-size points. - Added optional development validation tests against Python netcal and R betacal. - Initial development version with binary calibration methods, calibration metrics, reliability diagrams, and out-of-fold calibration support.