Cruise - Holy shit. Self-driving cars.
Comma.ai - Open source self-driving car platform
EDIT Self-Driving Car - The world's first open & modular self-driving car
Apollo (from Baidu) - Open Source platform to develop autonomous driving systems
AWS DeepRacer - A 1/18th scale race car to learn machine learning 🚗
Scootbee - Self-driving, dockless scooters from Singapore