Firebase - Firebase is a cloud service designed to power real-time, collaborative applications for mobile and web.
Siberian CMS - Siberian is an Open-Source and Free App Maker. Unlimited Push Notifications. Unlimited features. Fully Customizable. Download it and build your own app now!
Supabase - An open source Firebase alternative
Dropsource - Mobile development platform for building native iOS & Android apps
neo4j - Meet Neo4j: The graph database platform powering today's mission-critical enterprise applications, including artificial intelligence, fraud detection and recommendations.
GoodBarber - GoodBarber is a mobile app creation platform.