What languages does CodePen support?

CodePen supports a variety of front-end web development languages, including HTML, CSS, and JavaScript, which are the primary languages used for web development. Additionally, CodePen also supports preprocessors such as Sass, Less, and Stylus, which are CSS extensions that add functionality and make it easier to write and manage CSS code. CodePen also supports several popular front-end frameworks, such as React, Vue, and Angular, which are widely used for building web applications. Additionally, CodePen has a growing library of add-ons and plugins that users can use to enhance their development experience and extend the functionality of the platform. Overall, CodePen provides comprehensive support for a wide range of front-end web development languages and frameworks, making it a versatile and powerful tool for developers of all levels.