During October 2024, MatimaTech enhanced Indonesian localization for the localsend/localsend repository by updating the strings_id.json resource to improve translation accuracy and user experience for Indonesian-speaking users. Focusing on JSON and translation management, MatimaTech addressed inconsistencies in terminology and ensured a more seamless interface for the target audience. The work emphasized internationalization best practices, with careful attention to quality assurance and UI consistency. Although the contribution was limited to a single feature over one month, it laid a foundation for broader localization efforts and improved accessibility, supporting the project’s adoption in the Indonesian market through targeted language improvements.