Courier provides a platform that helps developers integrate notifications across various channels into their applications, whether they are web, desktop, or mobile. The platform includes features such as automations, preferences management, audit logs, and options for white-labeling, allowing developers to customize how notifications are managed and displayed. Unlike many competitors, Courier focuses specifically on the needs of developers, offering a comprehensive suite of tools that simplify the notification process. The goal of Courier is to make it easier for developers to implement and manage notifications, enhancing user engagement and experience in their applications.