| async | 3.2.6 | Higher-order functions and common patterns for asynchronous code |
| asynquence-contrib | 0.28.2 | additional plugins for asynquence |
| asynquence | 0.10.2 | promise-style async sequence flow-control |
| bluebird | 3.7.2 | Full featured Promises/A+ implementation with exceptionally good performance |
| bottleneck | 2.19.4 | Async rate limiter |
| clarinet | 0.12.6 | SAX based evented streaming JSON parser in JavaScript (browser and node) |
| co | 4.1.0 | generator async control flow goodness |
| d3-queue | 3.0.7 | Evaluate asynchronous tasks with configurable concurrency. |
| highland | 2.13.5 | The high-level streams library for Node.js and the browser |
| lazyad-loader | 1.1.11 | Deliver synchronous ads asynchronously with RWD support without modifying the ad code. |
| lie | 3.3.0 | A basic but performant promise implementation |
| loadjs | 4.3.0 | Tiny async loader for modern browsers |
| machina.js | 4.0.2 | A library for creating powerful and flexible finite state machines. Loosely inspired by Erlang/OTP's gen_fsm behavior. |
| most | 1.9.0 | Monadic streams for Ultra-high performance reactive programming |
| najaxjs | 1.1.0 | Ajax simple library. You can use ajax easily and customize request & response behaviors. |
| native-promise-only | 0.8.1 | Native Promise Only: A polyfill for native ES6 Promises **only**, nothing else. |
| neo-async | 2.6.1 | Neo-Async is thought to be used as a drop-in replacement for Async, it almost fully covers its functionality and runs faster |
| oboe.js | 2.1.5 | Oboe.js reads json, giving you the objects as they are found without waiting for the stream to finish |
| promiz | 1.0.6 | A proper compact promise (promises/A+ spec compliant) library. |
| q.js | 1.5.1 | A library for promises (CommonJS/Promises/A,B,D) |
| queue-async | 1.2.0 | A little helper for asynchronous JavaScript. |
| redux-promise-middleware | 6.2.0 | Redux middleware for handling promises and optimistic updates |
| requirejs-async | 0.1.1 | RequireJS plugin for async dependency load like JSONP and Google Maps |
| reqwest | 2.0.5 | A wrapper for asynchronous http requests |
| spellbook | 1.0.3 | Javascript tools and Class extensions |
| verify | 0.0.1 | A powerful asynchronous validation library |
| vue-async-data | 1.0.2 | async data loading plugin for Vue.js |
| when | 3.7.8 | A lightweight Promises/A+ and when() implementation, plus other async goodies. |
| caf | 15.0.1 | Cancelable Async Flows: a wrapper to treat generators as cancelable async functions |
| fasy | 9.0.2 | FP iterator helpers that are async/generator aware |
| monio | 0.53.0 | The most powerful IO monad implementation in JS, possibly in any language! |
| scrypt-js | 3.0.1 | The scrypt password-based key derivation function with sync and cancellable async. |
| ajv-async | 1.0.1 | Configure async validation mode in Ajv - JSON-Schema validator |
| es6-promise-pool | 2.5.0 | Runs Promises in a pool that limits their concurrency. |
| awesome-notifications | 3.1.3 | Lightweight library for beautifull and smooth notifications |
| md5-wasm | 2.0.0 | Asynchronous MD5 calculator, employing WebAssembly for larger files |