My first thought as well, but apparently there is another one.<p><a href="http:&#x2F;&#x2F;ultradefrag.sourceforge.net&#x2F;en&#x2F;index.html" rel="nofollow">http:&#x2F;&#x2F;ultradefrag.sourceforge.net&#x2F;en&#x2F;index.html</a><p>Seems it even offers a terminal interface for the real nostalgic kick.