CodePen: Pens & Source Codes

Build, share, and learn JavaScript, CSS, and HTML with our online code editor.

This application encomes an online code editor, a learning platform, and a community tailored for front-end web development. It facilitates the utilization of HTML, CSS, and JavaScript code snippets, projects, and web applications.

Key Features of this Application:

- The ability to view, run, and the source code of projects.

- Edit functionality is accessible for each pen.

- s can effortlessly switch between desktop and mobile views of the code's output.

- An option to upvote pens that s find appealing.