Courier is a notification management solution, which helps businesses design notifications once and deliver them through push notifications, direct messages like Slack and Facebook Messenger, SMS, and email with the Courier API. Courier's Notification Designer module enables team members to create notifications. Users can drag-and-drop content without writing code, perform consistent rendering across every email client, reuse content for any channel and ensure consistent branding across all notifications. Teams can route messages to the most effective channel using a robust delivery rules engine and gain insights into notification's performance across all channels through courier data logs and metrics....