EasyTimer.js is a simple timer/chronometer/countdown library compatible with AMD and NodeJS.
EasyTimer.js released under the MIT license
CCXT is a JavaScript / Python / PHP library for cryptocurrency trading and e-commerce library with support for many (90+) bitcoin/ether/altcoin exchange markets and merchant APIs.
Nano ID is a tiny, secure URL-friendly unique string ID generator for JavaScript.
date-fns provides the most comprehensive, yet simple and consistent toolset for manipulating JavaScript dates in a browser & Node.js
date-fns has 140+ functions for all occasions.
Falcor is the innovative data platform that allows you to model all your backend data as a single Virtual JSON object on your Node server. On the client you work with your remote JSON object using familiar JavaScript operations like get, set, and call.
xtype.js is an elegant, highly efficient data validation for JavaScript.
Features
Math.js is an extensive math library for JavaScript and Node.js. It features a flexible expression parser and offers an integrated solution to work with numbers, big numbers, complex numbers, units, and matrices. Powerful and easy to use.