Claire contributed to the YosysHQ/yosys repository by developing a feature that enhances graph visualization for circuit diagrams. She implemented a new command line flag, -wireshape, allowing users to specify Graphviz output shapes directly within the Show command. This addition, written in C++, focused on improving user-facing customization and flexibility in visualizing complex circuits. Claire managed the full development cycle, from code changes to pull request integration, collaborating with the zapta/ team through code review. Her work demonstrated proficiency in C++ development, command line interface design, and graph visualization, delivering a targeted solution that addressed specific usability needs for end users.