UiPath Studio: UiPath Studio (Development tool for RPA work process for developers)            

UiPath StudioX: UiPath Studio          

UiPath Attended Robot: UiPath Attended Robot (a robot that operates only when the user launches it)            

UiPath Unattended Robot: UiPath Unattended Robot (Unmanned/Fully Automatic Robot)            

UiPath Orchestrator: UiPath Orchestrator (server function that manages scenarios/robots/execution/logs/resources/schedules, etc.)            

Most products provide not only on-premise versions but also cloud (UiPath Cloud version) versions.