Create react app with no code split generate single file from build script without ejecting create-react-app webpack config git clone https://github.com/Sandeep821/create-recat-app-with-no-code-split.git cd create-recat-app-with-no-code-split npm install npm run build to get generate build find one main.js file in build/static/js so now you have only one file \build\static\js\main.a1919f71.js for your whole recat app which you use anywhere