unpkg
▻https://unpkg.com
unpkg is a fast, global content delivery network for stuff that is published to npm. Use it to quickly and easily load files using a simple URL like:
▻https://unpkg.com/package@version/file
A few examples:
▻https://unpkg.com/react@15.3.1/dist/react.min.js
▻https://unpkg.com/react-dom@15.3.1/dist/react-dom.min.js
▻https://unpkg.com/history@4.2.0/umd/history.min.js