Since then, it has expanded to support other languages and markup, including Ruby. The Ruby plugin is now in use in dozens of applications around the world, and better formatting is being worked on daily. This talk will give you a high-level overview of prettier and how to wield it in your project. It will also dive into the nitty gritty, showing how the plugin was made and how you can help contribute to its growth. You’ll come away with a better understanding of Ruby syntax, knowledge of a new tool and how it can be used to help your team.