AdmixRelate
Software for infering relatedness even if the individuals are admixted. In order to infer the relatedness you will need to known the individuals admixture proportions and the allele frequencies in each of the posible populations
Installation
Download
Installation of R package
wget http://www.popgen.dk/software/download/relateAdmix/relateAdmix_0.01.tar.gz R CMD INSTALL relateAdmix_0.01.tar.gz