Web development is the process of building and maintaining websites. It encompasses a wide range of tasks and skills, including designing the layout and user experience of a website, writing code to make the website function, and managing the performance and security of the site. Web development can also include Content Management Systems (CMS) such as WordPress, Drupal, Joomla, Shopify, Magento and more. Web development can also include Search Engine Optimization (SEO) to make the website more search engine friendly, and User Experience (UX) design to improve the overall user experience. Web development is an ever-evolving field with new technologies and trends emerging regularly.