Web Applications are software or programs accessible through a web browser over a network such as the Internet or an intranet. Coursera's Web Applications catalogue empowers you with the knowledge to create, implement, and maintain web software applications. You'll gain insights into the different web technologies like HTML, CSS, Javascript, and server-side languages and frameworks such as PHP, Node.js, or Ruby on Rails. You'll learn to build user interfaces, understand client-server communication, manage databases, implement security measures, and create responsive designs to ensure compatibility across different devices. Enhance your ability to build and manage powerful applications for the web, be it for e-commerce, content management, data visualization, or social networking.