Z:gnu-www-ja-license-list--985617-This is a lax, permissive non-/en

This is a lax, permissive non-copyleft free software license with a serious flaw: the &ldquo;obnoxious BSD advertising clause&rdquo;. The flaw is not fatal; that is, it does not render the software nonfree. But it does cause practical problems, including incompatibility with the GNU GPL.