Despite the shrinking usage of Internet Explorer, for many products the IE user base is not an insignificant share of the market, and browser compatibility needs to be tested. This is particularly troublesome if you prefer the joys of a UNIX-based system for development. To aid in this dilemma, ievms provides a utility script that brings together Windows-distributed VM images and VirtualBox to automate the setup and testability of various IE versions, from 6 up to Edge.