All sorts of promises
Library for mocking promises in specs
A polyfill for ES6-style Promises
Promise-based JavaScript, JSON, and CSS loader
Learn promises by example
Bare bones Promises/A+ implementation
DEPRECATED: use https://github.com/promises-aplus/promises-tests instead!
Promises/A+ conformant implementation
Implementing promises from scratch in JS
A solid, fast Promises/A+ and when() implementation, plus other async goodies.
ES6-compatible and Promises/A+ implementation for Node.js and browsers
A teeny-tiny promise library
A wrapper to allow easily-chainable JavaScript Promises using synchronous syntax
Resolve promises in a series
Lightweight ES6 Promise polyfill for the browser and node. A+ Compliant
A Promises A/+ implementation