During August 2025, Alvaro Costa Taborda enhanced the espressif/arduino-esp32 repository by implementing support for serving JavaScript ES modules through the WebServer component. He introduced MIME type handling for .mjs files, enabling ESP32 devices to deliver modular JavaScript code and integrate with modern frontend tooling. Working primarily in C++ and leveraging embedded systems expertise, Alvaro’s changes allowed developers to organize web applications more effectively and adopt contemporary web development practices on embedded hardware. Although the work focused on a single feature, it addressed a key interoperability gap and improved maintainability for ESP32 web apps, demonstrating depth in both design and execution.