React setup with Babel, Webpack and fetch run npm install to have it up and running. Run npm install serve to get a dev server for assets

package.json

{
  "name": "reactworkbench",
  "version": "1.0.0",
  "description": "",
  "main": "index.js",
  "scripts": {
    "test": "echo \"Error: no test specified\" && exit 1",
    "start": "cd public && serve"
  },
  "author": "",
  "license": "ISC",
  "dependencies": {
    "fetch": "^1.0.1",
    "react": "^0.14.7",
    "react-dom": "^0.14.7"
  },
  "devDependencies": {
    "babel-core": "^6.5.2",
    "babel-loader": "^6.2.4",
    "babel-preset-es2015": "^6.5.0",
    "babel-preset-react": "^6.5.0"
  }
}

webpack.config.js

/**
 * Can be used to run multiple projects, each project is added to entry: and will generate a js bundle in eg
 * '/public/js/awesomeapp/bundle.js', you can add entry: { hellokitty: './src/pussy.js' } which then creates
 * a folder inside the output directory called public/js/hellokitty/bundle.js
 */
module.exports = {
    entry: {
        awesomeapp: './src/awesomeapp.js'
    },
    output: {
        path: __dirname, filename: '/public/js/[name]/bundle.js'
    },
    module: {
        loaders: [
            {
                test: /.jsx?$/,
                loader: 'babel-loader',
                exclude: /node_modules/,
                query: {
                    presets: ['es2015', 'react']
                }
            }
        ]
    }
};