Unity - The multiplatform game creation tools for everyone.
Firebase - Firebase is a cloud service designed to power real-time, collaborative applications for mobile and web.
Godot Engine - Feature-packed 2D and 3D open source game engine.
MongoDB Stitch - The serverless platform from MongoDB
Blender - Blender is the open source, cross platform suite of tools for 3D creation.
AWS Mobile Services - Storage, Analytics, Push Notif. & SMS Delivery SDKs