WBMS Web Developers are adept at utilizing frameworks and libraries that streamline the development process and enhance productivity. Frameworks like React, Angular, and Vue.js are instrumental in building modern, interactive single-page applications (SPAs), while libraries such as jQuery simplify DOM manipulation and event handling tasks. On the backend, frameworks like Laravel (for PHP), Django (for Python), and Express.js (for Node.js) provide developers with pre-built components, MVC architecture, and routing mechanisms, speeding up development and ensuring code maintainability.