ease.js is free software; you are free to use and redistribute it under terms of the LGPL v3 or, at your option, any later version.

The source code is officially hosted at the following locations (the website source code exists within the website branch of the repository). Git is used as the version control system.

Gitorious

Gitorious is recommended, as it is itself free software.
$ git clone git://gitorious.org/easejs/easejs.git

GitHub

GitHub is a popular social coding platform. While the code is hosted there and you are free to make use of GitHub's services, note that GitHub is proprietary and ease.js does not endorse it, nor make use of its services; it is used purely for hosting.
$ git://github.com/mikegerwitz/easejs.git

Manual

See Chapter 1 of the manual for more information on downloading and integrating ease.js into your own projects.