Reapp : An easier, faster way to build apps with React and JavaScript. Built from the ground up to target multiple platforms. Customize every piece of it from...
Styletron : Styletron is a universal CSS-in-JS engine built from the ground up for high-performance.
GatsbyJS : Gatsby is a modern framework for blazing fast websites, made with React and GraphQL.
Enzyme : Enzyme is a JavaScript Testing utility for React that makes it easier to assert, manipulate, and traverse your React Components' output.
grunt : Grunt is a task-based command line build tool for JavaScript projects
A toolkit for React, Preact & Inferno apps, React libraries and other npm modules for the web, with no configuration (until you need it)