Parse - Build applications faster with object and file storage, user authentication, push notifications, dashboard and more out of the box.
Parse-Server - parse-server. Parse-compatible API server module for Node/Express. JS, 14271, 3819. parse-server-conformance-tests. Conformance tests for parse-server adapters.
Firebase - Firebase is a cloud service designed to power real-time, collaborative applications for mobile and web.
Batch - Batch is an intelligent push notifications platform for mobile apps.
AnyPresence - AnyPresence is an Enterprise Backend as a Service for mobile app development and API augmentation.
OneSignal - Customer engagement platform used by over 1 million developers and marketers; the fastest and most reliable way to send mobile and web push notifications, in-app messages, emails, and SMS.