NoteBear - Buy and sell class notes and get on-demand tutoring.
Comma.ai - Open source self-driving car platform
AWS DeepRacer - A 1/18th scale race car to learn machine learning 🚗
Apollo (from Baidu) - Open Source platform to develop autonomous driving systems
BrainAround - Q&A site for college textbook problems & solutions
ofCourseBooks - Let your students write, save and share their course notes.