PurifyCSS vs Stylus: What are the differences?
Developers describe PurifyCSS as "Remove unused CSS. Also works with single-page apps". Remove unused CSS. Also works with single-page apps. On the other hand, Stylus is detailed as "Expressive, robust, feature-rich CSS language built for nodejs". Stylus is a revolutionary new language, providing an efficient, dynamic, and expressive way to generate CSS. Supporting both an indented syntax and regular CSS style.
PurifyCSS and Stylus can be categorized as "CSS Pre-processors / Extensions" tools.
PurifyCSS is an open source tool with 9.11K GitHub stars and 383 GitHub forks. Here's a link to PurifyCSS's open source repository on GitHub.