External intermediate Quantum Information Science I (MIT Open Learning Library) Prof. Isaac Chuang and Prof. Peter Shor, MIT ★★★★★ 4.8 Self-paced (3 parts) · intermediate
External beginner A Practical Introduction to Quantum Computing (CERN) Prof. Elias Fernandez-Combarro Alvarez, University of Oviedo ★★★★★ 4.6 Self-paced (~10 hours of video) · beginner