Developed and delivered the Fuzzy Sidebar Search feature for the neomutt/neomutt repository, focusing on enhancing user experience for managing large mailbox hierarchies. The work involved implementing real-time mailbox filtering using C programming, allowing users to quickly locate mailboxes by typing partial names. The feature integrated dynamic sidebar visibility and keyboard-driven actions, reducing unnecessary UI interactions and streamlining mailbox selection. Collaboration was demonstrated through co-authorship, ensuring clear ownership and effective teamwork. The technical approach emphasized UI development and real-time data filtering, resulting in a targeted solution that addressed efficiency and usability for users working with complex mailbox structures.