...It's a linter & formatter built on RuboCop and provides an unconfigurable configuration to all of RuboCop's built-in rules as well as those included in robocop-performance. It also supports plugins built with lint_roller, like standard rails. Standard Ruby was created and is maintained by the team at Test Double, because we appreciate the importance of balancing predictable, consistent code with preserving developer autonomy. Yes, Standard is unconfigurable. See, pretty much every developer can agree that automatically identifying and fixing slow, insecure, and error-prone code is a good idea. ...