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relMix makes relationship inference involving DNA mixtures with unknown profiles and interprets DNA mixtures with related contributors. The main function is the graphical user interface relMixGUI. A tutorial can be found here:


Install from CRAN as follows:

Alternatively, install the latest development version from GitHub:

 # First install devtools if needed
if(!require(devtools)) install.packages("devtools")
#Install relMix from GitHub:

To provide pedigree plots, relMix uses the package tkrplot. However, this package has some compatibility issues with MacOS and hence is not included as a hard dependency. Users who wish to see pedigree plots in the results screen have to install the package tkrplot manually with


The tkrplot package will be loaded by relMix automatially, so users do not need to run library("tkrplot") in advance.