Web Development is the process of creating and maintaining websites or web applications. This includes aspects such as web design, coding, scripting, network security, and content management. Coursera's Web Development catalogue teaches you the fundamental and advanced concepts of creating functional, impactful websites. You'll learn about various aspects of both front-end and back-end development, dive deep into languages such as HTML, CSS, JavaScript, Python, and PHP, and explore databases, servers, APIs, and various frameworks. You'll also gain a solid understanding of responsive design, performance optimization, authentication, and testing. This skill set is essential for those interested in pursuing careers as web developers, software engineers, or digital creators.