Wlopez contributed to the open-learning-exchange/planet repository by enhancing the course user interface localization for Spanish-speaking users. He replaced the term 'Abrir' with 'Curso libre' throughout the UI, clarifying course-related actions and improving translation consistency. This work involved editing JSON and XML localization files, applying front end development skills with a focus on i18n and maintainable workflows. Within the same commit, he addressed a translation bug, further refining the user experience. The changes were co-authored, reflecting collaborative development and adherence to localization best practices. The scope was focused, delivering a targeted improvement to the platform’s multilingual support.