This book introduces setting up the environment for writing test scripts after covering Selenium and its capabilities. Numerous functionalities, including the web driver interface, the web element interface, and locators, are illustrated in-depth using the By class. Additionally, the book presents tasks such as HTML element manipulation, mouse and keyboard operations, dropdown, table, window, alert, frame, action class, and synchronization. Along with Selenium IDE and Selenium Webdriver, the book also covers another critical feature, which is the implementation of Selenium Grid, that allows the test suite to execute in parallel across several settings. Several add-on automation scripts, such as those for taking screenshots, object and data information, are thoroughly displayed and explained in this book. The book discusses tools like TestNG and Maven that aid in the overall development of the test project ecosystem. After reading the book, you should feel extremely competent in utilizing Selenium to automate a variety of web and browser testing scenarios and tasks. TABLE OF CONTENTS 1. Introduction to Selenium 2. Preparing System and Application Under Test 3. WebDriver, WebElement, and By 4. Concept of Synchronization 5. Working with Web Elements-Form, Table, and Dropdown 6. Working with Web Element-Alert, Frame, IFrame, and Window 7. Extra Concepts - Action, Screenshot, WebDriverManager 8. What is TestNG 9. Concept of Page Object Model 10. Data Driving Test 11. Introducing Maven 12. Selenium Grid