In July 2025, Jon Aldekoa contributed to the FFmpeg/asm-lessons repository by adding Spanish translations to the README and assembly language lesson materials. He focused on improving documentation and localization, using Markdown to ensure clarity and consistency across the translated content. This work broadened the accessibility of the lessons for Spanish-speaking users, directly addressing the need for multilingual technical resources. Jon maintained clear traceability of his changes through a focused commit, supporting repository-level documentation standards. While the scope was limited to a single feature and did not involve bug fixes, the contribution demonstrated attention to detail in translation and technical writing.