elebase - Have a fully operational back end, in less than an hour.
simperium - Move data everywhere it's needed, instantly and automatically
Dark Language - Holistic language, editor, and infra for building backends
GUN - Self-hosted Firebase.
AWS Lambda - Automatic, event-driven compute service
PubNub - PubNub is a real-time messaging system for web and mobile apps that can handle API for all platforms and push messages to any device anywhere in the world in a fraction of a second without having to worry about proxies, firewalls or mobile drop-offs.