eventemitter3

EventEmitter3 focuses on performance while maintaining a Node.js AND browser compatible interface.

v5.0.1 URL: https://unpkg.com/eventemitter3@5.0.1/index.js

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EventEmitter EventEmitter2 EventEmitter3 Events addEventListener addListener emit emits emitter event once pub/sub publish reactor subscribe

emittery

Simple and modern async event emitter

v1.1.0 URL: https://unpkg.com/emittery@1.1.0/index.js

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event emitter eventemitter events async emit on once off listener subscribe unsubscribe pubsub tiny addlistener addeventlistener dispatch dispatcher observer trigger await promise typescript ts typed

event-target-shim

An implementation of WHATWG EventTarget interface.

v6.0.2 URL: https://unpkg.com/event-target-shim@6.0.2/umd.js

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w3c whatwg eventtarget event events shim

abort-controller

An implementation of WHATWG AbortController interface.

v3.0.0 URL: https://unpkg.com/abort-controller@3.0.0/dist/abort-controller.js

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w3c whatwg event events abort cancel abortcontroller abortsignal controller signal shim

on-headers

Execute a listener when a response is about to write headers

v1.0.2 URL: https://unpkg.com/on-headers@1.0.2/index.js

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event headers http onheaders