Callback Packages

Simple function defineEvent(object, eventName) for creating event (callbacks container) in object.

The unofficial JavaScript implementation of Cucumber.

Reverses callback parameter order

Simple debugging of callbacks

Sequential Steps For Async Calls (Avoid Callback Hell)

This module provide bilateral communication with callback between cluster worker and master, node.js child process is supported too.

wrap-by-promise promisify a function to receive callback

Easy extensible error types for Node.js

Package for easy creation of chat bots for VK communities (uses Callback API).

Test both promises and callbacks in one go

Argument utils

a node/javascrip library for async flow control with sonic speed

Run an arbitrary transform over a functions result if there is no error

Create an async function from anything (promise, stream, object)

Use generators and yield to write regular callback-based functions

Makes sure the callaback will be called

A custom hook for creating immutable callback references and preventing rerenders

Synchronize all kinds of async look like function to real non-blocking sync function, make the world peace and quiet!

Custom callback for streams

Module to recursive read directory async (non blocking). Must be used with Promises. Configurable, extended filtering. etc.