Public Domain:
extensions/InputBox

ASLv2:
includes/libs/CSSMin.php
maintenance/cssjanus

BSD:
includes/objectcache/MemcachedClient.php

GPLv3+:
extensions/SyntaxHighlight_GeSHi/geshi/geshi/systemverilog.php

MIT:
extensions/ConfirmEdit/recaptchalib.php
includes/libs/MWMessagePack.php
profileinfo.php
resources/lib/moment
resources/lib/jquery.chosen

GPLv2+/LGPLv2.1+/MPL:
includes/libs/jsminplus.php

GPLv3/MIT:
includes/libs/lessc.inc.php

GPLv2+:
Everything else
