Cup is a self-hosted, web-based manga reader designed to offer a clean and user-friendly interface for reading and managing manga collections. It supports a wide range of formats and provides features such as library management, bookmarking, and customizable reading options. Cup is lightweight and easy to deploy, making it an excellent choice for manga enthusiasts who want to host their own reading platform without relying on third-party services. The project is open source and actively maintained, allowing users to contribute and customize the experience to fit their needs.