In February 2026, Kanyhus developed a configurable yank highlight background color for Vim within the zed-industries/zed repository, focusing on enhancing theming flexibility and user experience. Using Rust, Kanyhus implemented a system that allows users to customize the yank highlight independently, while maintaining backward compatibility with existing highlight settings. The solution also mapped the new configuration to the VS Code theme importer, ensuring consistent theming across both Vim and VS Code environments. Kanyhus provided thorough documentation to support adoption by users and theme developers, demonstrating depth in Rust programming, Vim customization, and theme development throughout the feature’s design and delivery.