The best alternatives to GoRails are Screencastify, Vidrio, and SketchCasts. If these 3 options don't work for you, we've listed a few more alternatives below.
Vidrio puts your webcam stream behind your windows. Then share or record your screen — suddenly, your holographic screen floats between you and your audience. You gesture with your hand, and their heads follow. Vidrio makes effortlessly engaging screencasts.
Beyond CI: Continuous Rails Upgrade Integration — FastRuby.io's new Stay Up To Date service continually pushes PRs to your repository to ease your future upgrade to Rails 7.0.