petehunt/react-howto
Thinking in React by Pete Hunt
Component Specs and Lifecycle
React Blog
React TodoMVC Example
React-Bootstrap source
facebook/fixed-data-table source
reactjs/react-future
React Developer Tools
eslint-plugin-react
Making your app fast with high-performance components by Jason Bonta
You won't believe these 10 weird tricks... by Dave Thompson
gaearon/react-transform-boilerplate
Babel
Webpack
React Router
Redux
React A11y
React-Motion
Lodash MDN | Array
Jest Mocha
Immutable.js
ReactJS Denver
#topic-react in Denver Devs Slack
React.js Conf
ReactEurope
React Rally
Nodevember