Spring Framework - The Spring Framework provides a comprehensive programming and configuration model for modern Java-based enterprise applications - on any kind of deployment platform.
jQuery - The Write Less, Do More, JavaScript Library.
Spark Mail - Spark helps you take your inbox under control. Instantly see what’s important and quickly clean up the rest. Spark for Teams allows you to create, discuss, and share email with your colleagues
React Native - A framework for building native apps with React
Grails - An Open Source, full stack, web application framework for the JVM
Babel - Babel is a compiler for writing next generation JavaScript.