During the Testμ 2023 session titled "Elevate Your Testing Game: Building an Appium 2.0 Plugin Live," speakers Sai Krishna and Srinivasan Sekar explored the development of Appium 2.0 plugins, showcasing enriched testing features and flexibility for mobile and desktop applications. The session delved into the Appium philosophy, emphasizing its aim to unify mobile app testing across different platforms, akin to a universal remote control. The speakers provided insights into plugin architecture, installation processes, and demonstrated the creation of an Appium 2.0 plugin using a template they developed, available on GitHub. They also discussed Android and ISO architecture, highlighting the Appium server's role in coordinating test automation. Sai Krishna introduced the concept of a Plugin End-to-End (E2E) Harness, which tests plugin functionality within a software environment, while Srinivasan explained Driver E2E Test Suites for comprehensive driver testing. The session concluded with a Q&A segment, addressing the need for alternatives to Appium, contributing to open-source projects, and handling challenges in automating Flutter apps.