An internal developer portal can significantly improve package management in microservices architectures by addressing challenges such as visibility, migration, impact analysis, quality assessment, ownership, code duplication, and package "locking." These challenges stem from the complexity of managing numerous package versions across various environments and the difficulty in conducting security analyses and maintaining consistent documentation. By integrating a software catalog within the portal, organizations can gain insights into package versions, dependencies, and ownership, streamline migrations, and enhance security and code quality through unified scorecards. Additionally, the portal facilitates collaboration and consistency in in-house package development, ultimately leading to increased productivity, cost savings, and improved developer efficiency.