kevinbeaty/any-promise

Full featured Promises/A+ implementation with exceptionally good performance

A lightweight library that provides tools for organizing asynchronous code

Test whether an object looks like a promises-a+ promise

simple, flexible, fun test framework

Headless WebKit with JS API

Bare bones Promises/A+ implementation

A library for promises (CommonJS/Promises/A,B,D)

A lightweight library that provides tools for organizing asynchronous code

DOM Promise and Promises/A+ implementation for Node.js and browsers

A lightweight Promises/A+ and when() implementation, plus other async goodies.

simple browser testing

A basic but performant promise implementation

Native Promise Only: A polyfill for native ES6 Promises **only**, nothing else.