September 2025: Delivered two high-impact updates for sst/opentui focused on extensibility and reliability. Vue UI Enhancements introduced an extend feature for the Vue renderer to register custom components and added a ScrollBox component for a scrollable list, enabling more flexible UIs and faster customization. CLI Renderer robustness improved with fixes for text chunk rendering and removal of a global CLI context variable in favor of closure-based encapsulation, reducing side effects and improving stability. These changes deliver direct business value by enabling customer-driven UI extensions, reducing runtime bugs, and simplifying future maintenance. Technologies demonstrated include Vue renderer extension patterns, component architecture, closure-based scope encapsulation, and targeted refactoring for maintainability.