Today, I just noticed FIT (Fun Input Toy) announced opening its source code. If you want to check out the source code, you need register an user on http://svn.coollittlethings.com/reg_user.php,

Your email address: [  ]
Account name:       [  ]
Password:           [  ]
Repeat your passwd: [  ]
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[Register Now]

and activate your account by clicking the URL in the confirm email sent to you, then check out the repo as following:

svn checkout http://svn.coollittlethings.com/svn/fit fit

While, I did not find the license declaration in source files.