Firebase - Firebase is a cloud service designed to power real-time, collaborative applications for mobile and web.
Apigee - Intelligent and complete API platform
CloudBoost.io - One Complete Database Service that does data-storage, search,real-time and a whole lot more.
Apiary - Collaborative design, instant API mock, generated documentation, integrated code samples, debugging and automated testing
Supabase - An open source Firebase alternative
Postman - The Collaboration Platform for API Development