Filip Marković delivered a Croatian Localization Enhancement for the ghostty-org/ghostty repository, focusing on updating hr_HR translations across user interface elements and messages as part of the 1.3.0 release cycle. He applied his expertise in i18n, localization, and translation management, working directly with PO files to ensure consistency and accuracy throughout the application. The work was implemented in a single, traceable commit aligned with the project’s roadmap, enabling Croatian-speaking users to access a fully translated UI. Filip’s contribution strengthened the project’s internationalization readiness and demonstrated disciplined translation workflow within a targeted, feature-driven update over the course of one month.