openpilot is an open-source, semi-automated driving system by comma.ai, Inc. When paired with comma hardware, it replaces advanced driver-assistance systems in various cars, improving over the original system. As of 2023, openpilot supports 250+ car models and has 6000+ users, having covered over 90 million miles (140,000,000 km).

George Francis Hotz, alias geohot, is an American security hacker, entrepreneur, and software engineer. He is known for developing iOS jailbreaks, reverse engineering the PlayStation 3, and for the subsequent lawsuit brought against him by Sony. From September 2015 onwards, he has been working on his vehicle automation machine learning company comma.ai. Since November 2022, Hotz has been working on tinygrad, a deep learning framework.