In 2021, LambdaTest's top articles focused on significant themes in automation and testing, reflecting the year's technological advancements and the ongoing fight against the COVID-19 pandemic. The most popular topics covered included tutorials and insights on Selenium, a leading automation testing framework, with particular emphasis on cross-browser testing, Selenium WebDriver, and automated testing pipelines using CircleCI and Selenium Grid. Additionally, the articles examined the utility of headless browser testing with Nightwatch.js, parallel testing with JUnit 5, and identifying broken images using Selenium WebDriver. The series also explored the burgeoning interest in mobile app testing, emphasizing real device cloud testing over virtual platforms, and highlighted Cypress as an emerging alternative to Selenium for end-to-end web app testing. As the industry looks forward to more innovations in 2022, the LambdaTest platform continues to be a valuable resource for those interested in test automation and digital transformation.