Automating Legacy Desktop Applications with JRuby and Sikuli by Chris Cha Desktop applications supporting line-of-business, enterprise functions live on as massive, complex beasts. Without an easy route into its internals and modernization falling by the wayside, it's up to you to make sure any small change doesn't break — well — everything. In this talk, we'll discuss the journey of bringing up a Windows VM to poke at an app using screenshots, image recognition, and Minitest to create our own Robotic Process Automation (RPA) framework.