Perl script that tabulates voted preference or approval ballot lists (or pairwise tally matrix) and selects (ranks) winner(s) of election contest . Can combine computed Ranked Pairs and Schwartz Sequential Dropping outcomes based on global minimization of total dropping cost (a measure of overriden votes). Tested on Linux (Redhat) and Microsoft Windows. Download and install rpm, bz2, gz or zip (zip contains Microsoft Windows setup.exe) files. Many options. See documentation.