In June 2025, Brian Heffron developed a public API for building custom commands within the stellar-cli repository. By exposing the build_custom_cmd helper, he enabled other modules to reuse this functionality, which improved extensibility and reduced code duplication across the codebase. His approach focused on API design and encapsulation, ensuring that module boundaries remained clean while supporting faster feature delivery. Working exclusively in Rust, Brian applied his skills in CLI development and codebase refactoring to address the need for more flexible custom command support. Although no bugs were fixed during this period, the work demonstrated thoughtful engineering and targeted improvements.