HCI

HCI may refer to:

==Computing== Happy Computers, an American computer hardware manufacturer Home Computer Initiative, a United Kingdom government programme to increase computers usage Host controller interface (disambiguation), various computer interfaces Human–computer interaction, the study of how people interact with computers Human-computer interaction (security), the study of how people interact with computers concerning information security Hyper-converged infrastructure, an IT infrastructure framework for integrating storage, networking and virtualization computing in a data center.