 It calls the tool SAMtools, consuming an input file, in BAM format, and producing a sorted output file, also in BAM format.In April 2016, Cuneiform's implementation language switched from Java to Erlang and, in February 2018, its major distributed execution platform changed from a Hadoop to distributed Erlang.Additionally, from 2015 to 2018 HTCondor had been maintained as an alternative execution platform.