Toolkit for Item Factor Analysis with 'OpenMx'

Tools, tutorials, and demos of Item Factor Analysis using 'OpenMx'.

The purpose of ifaTools is to collect useful tools for conducting Item Factor Analysis.

ifaTools includes 2 shiny apps:

  • itemModelExplorer() -- To develop an intuitive sense of item response models
  • modelBuilder() -- An easy way to generate code to conduct IFA analysis


Reference manual

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0.14 by Joshua N. Pritikin, a year ago

Browse source code at

Authors: Joshua N. Pritikin [cre, aut]

Documentation:   PDF Manual  

AGPL (>= 3) license

Imports methods

Depends on shiny, ggplot2, reshape2, rpf, OpenMx

Suggests testthat, roxygen2, knitr, gridExtra, plyr, xtable

See at CRAN