--- Comment #5 from Jonathan Nieder <jrnieder at gmail dot com> 2012-07-13 21:02:26 UTC ---
(In reply to comment #4)
> As long as it’s not an explicit Public Domain (which is probably
> illegal), much would be fine with me.
Thorsten's "any OSI-approved license" is fine, too. Even something
that requires reproducing a disclaimer of warranty like the LGPL, GPL,
Expat license, or a two-clause BSD-style license is fine, though it
seems silly for locale data.