Fleiss' kappa in SPSS Statistics | Laerd Statistics
GitHub - Shamya/FleissKappa: Implementation of Fleiss' Kappa (Joseph L. Fleiss, Measuring Nominal Scale Agreement Among Many Raters, 1971.)
GitHub - Christian-TechUCM/Fleiss-Kappa: Python script that calculates Fleiss Kappa, a statistical measure of inter-rater agreement, on data from an Excel file.