Event driven may refer to: The term event-driven refers to a methodology that focuses on events and event dependencies. Examples include Event-driven finite-state machine, finite-state machine where the transition from one state to another is triggered by an event or a message Event-driven programming, a programming paradigm in which the flow of the program is determined by events, and is often characterised by a main loop, event handlers, and asynchronous programming Event-driven architecture, a software architecture pattern promoting the production, detection, consumption of, and reaction to events Event-driven investing, a hedge fund investment strategy that seeks to exploit pricing inefficiencies that may occur before or after a corporate event Event-driven process chains, a type of flowchart used for business process modelling Workflows, a sequence of connected steps