express-async Like async except for express. Methods parallel var async = require('express-async'); function mw1(req, res, next) { } function mw2(req, res, next) { } app.get('/', async.parallel(mw1, mw2)); serial var async = require('express-async'); function mw1(req, res, next) { } function mw2(req, res, next) { } app.get('/', async.serial(mw1, mw2));