Worked on the EbookFoundation/free-programming-books repository to enhance documentation reliability and user experience. Focused on content management and documentation by identifying and fixing a broken link in the ProgrammeringMedDelphi section, which restored access to a key Delphi programming resource. Used Markdown to update and validate resource references, ensuring that future documentation changes would not introduce similar issues. This work preserved the integrity of the documentation and reduced confusion for users seeking Delphi materials. The approach emphasized careful review and validation of external links, demonstrating attention to detail and a commitment to maintaining high-quality, accessible technical documentation for the open-source community.