The async pipe in Angular provides automatic subscription management for observables and promises in templates, eliminating manual subscription handling and memory leaks. As the creator of CoreUI, a widely used open-source UI library, I’ve used async pipes extensively in Angular applications to create reactive user interfaces. From my 25 years of experience in web development and 11 years with Angular, the most effective approach is to use async pipes directly in templates for observable data binding. This pattern provides automatic subscription lifecycle management and clean reactive programming.