The goal of psymetrics is to provide tools for extracting and visualizing psychometric model fit indices. It is compatible with models created using packages like lavaan, psych, and mirt.

an R package for structural equation modeling and more

An R package for Bayesian structural equation modeling

Continuous Norming with R

Running simulation scripts through R and flexMIRT for Multiple Item Response Theory.

An R package for Bayesian structural equation modeling using INLA

R package for Rasch Measurement Theory based psychometrics, for use with the scientific publishing system Quarto.

Score Common Patient-Reported Outcome (PRO) Measures and Other Psychometric Instruments

R package with functions for the Petersen Lab

Evaluating solutions to the label-switching issue when estimating latent variable models with the NUTS algorithm

Limited Information Goodness of Fit Tests for Binary Factor Models

An R adaptation of Multidimentional Top Scoring method presented by Forthmann, Karwowski and Beaty (2023).

GDINA

R package for the Bayesian estimation of diagnostic classification models using Stan

persval v. 1.1.0: an R package to compute and visualize personal values scores from various questionnaires based on the theoretical constructs proposed by Schwartz. (The package is available on CRAN, this space is used for testing new features or improving the code)

reflectR v. 2.1.3: automatic scoring of the Cognitive Reflection Test. (The package is available on CRAN, this space is used for testing new features or improving the code)

Unidimensional IRT models using mirt

Kernel Equating Without Pre-Smoothing

An R package for Bayesian structural equation models that account for the influence of minor factors

Psychometric meta-analysis toolkit