jQuery - The Write Less, Do More, JavaScript Library.
ImageOptim - Faster web pages and apps.
React Native - A framework for building native apps with React
Node.js - Node.js is a platform built on Chrome's JavaScript runtime for easily building fast, scalable network applications
Babel - Babel is a compiler for writing next generation JavaScript.
Ruby on Rails - Ruby on Rails is an open source full-stack web application framework for the Ruby programming...