Worked on fmtlib/fmt, focusing on enhancing the quality and clarity of the library’s documentation. The main contribution involved a comprehensive documentation cleanup, addressing typos, formatting inconsistencies, and grammatical errors in both API documentation and code comments. Using C++ and Markdown, the developer improved the readability and maintainability of the project’s documentation, which helps streamline user onboarding and reduces ambiguity for future contributors. By aligning documentation with repository standards and refining technical explanations, the work supports easier adoption and ongoing maintenance. No bugs were fixed during this period, with all efforts concentrated on delivering a single, well-scoped documentation feature.