User User (computing) User profile User interface End user User identifier Power user User innovation User-centered design User interface design Graphical user interface User-Agent header Linux user group User story 3D user interaction User experience User-generated content Multi-user software User experience design Voice user interface User agent Organic user interface User research User guide Users' group Registered user Macintosh User Group End-user development User advocacy User review 10-foot user interface Tangible user interface Roaming user profile User illusion User-mode Linux Zooming user interface Single-user mode The Micro User Sinclair User User fee User requirements document User F…

Friendly Text-based user interface User assistance User interface management system Fast user switching Intelligent user interface User information User space and kernel space IBM Common User Access User interface markup language Closed user group End-user license agreement Active users Amstrad Computer User Adaptive user interface User model User Account Control Object-oriented user interface Natural user interface User-Mode Driver Framework Lazy user model Acorn User User-subjective approach User error Journal of Organizational and End User Computing User interface modeling Apple User Group Connection Z User Group User intent Atari ST U

ser User-defined function User–network interface Attentive user interface Toolkits for user innovation Unique user User activity monitoring User environment management Principles of user interface design Persona (user experience) End-user computing Console user interface Windows USER First-time user experience Multi-user MIMO Multi-user dungeon History of the graphical user interface Natural-language user interface Lead user Concurrent user Average revenue per user Linux User and Developer Web User Reference and User Services Quarterly Browser user interface MPEG user data List of graphical user interface elements Questionnaire for User Interaction Satisfaction Vector-based graphical