DokuXP is a skin for DokuWiki, popular wiki engine.

To install DokuXP skin download the archive and unpack it into 
<dokuwiki-path>/lib/tpl/ directory. 

To enable the skin open your <dokuwiki-path>/conf/dokuwiki.php 
and change $conf['template'] variable to doku_xp value:
$conf['template'] = 'doku_xp';