hook-emitter
Event emitter with support for asynchronous handlers and a sweet function hook mechanism.
chainable-event-listener
Wrapper around (add/remove)EventListener that supports adding multiple events at the same time, and chaining calls. Similar to jQuery's syntax.
angular-sequence-events
Library allows you to make sequential code for execution of angular events, handlers, broadcasts, etc.
chain-events
The controlled events callbacks for Node.js EventEmitter