This screenshot shows a (German localized) <a href="//commons.wikimedia.org/wiki/Category:Konqueror" title="Category:Konqueror">Konqueror</a> with the <i>file permissions</i> dialog in front of the ordinary file settings dialog. Konqueror is GPL.
<a href="//commons.wikimedia.org/wiki/User:Sven" title="User:Sven">User:Sven</a>
GPL
selfmade with Konqueror and Gimp