SynoCommunity/spkrepo is a production-grade web application for hosting and distributing Synology package (.spk) repositories. It provides a full DSM-compatible catalog API for NAS devices, an admin interface for package lifecycle management (upload, sign, activate, archive), user registration with role-based access, and background task processing via Celery. The system is built with a hexagonal (ports-and-adapters) architecture, separating domain logic from Flask web transports, SQLAlchemy persistence, and Celery task execution. It manages package metadata, versioning, firmware compatibility, and download statistics. The codebase is well-structured, with extensive test coverage including import isolation enforcement, Alembic migrations for PostgreSQL and SQLite, and CI/CD via GitHub Actions. Dependencies include Flask, Celery, PostgreSQL, Redis, Bootstrap, and Chart.js. The architecture is clean and modular, making it suitable for both small community repos and larger installations.