Rebelmail publicly launched its interactive email API. After successful private integrations with ESPs like Mailjet, SendGrid, and others; Rebelmail is ready for third party integrations across the board. Through the API, users can build, send, and track interactive emails directly within an app.
Facebook has added Codeless App Events to the latest version of the Facebook SDK. The new feature allows app owners to track interactions between app users with certain elements within an app (e.g. buttons, images, etc.). Codeless App Events is implemented through a visual tool to reduce coding.