August 2025 monthly summary focused on delivering a critical enhancement to the FiberPlugin in SpinalHDL. Key feature delivered was Nested Subservice Hierarchy Support, enabling correct host assignment for nested Hostable subservices. This improves the plugin system’s ability to manage complex, hierarchical plugin configurations, reducing configuration errors and improving maintainability. No major bugs were reported or closed this month. Overall impact includes higher reliability of plugin configurations, smoother onboarding for complex setups, and a foundation for future hierarchical extensions. Technologies and skills demonstrated include plugin architecture design, hierarchical hosting logic, code refactoring for nested structures, and traceable commit history (e.g., 6c029a0276ed2211e8289cbdd5295eb484fc8767).