Tricki articles can be tagged with various kinds of tags; you can use these tags to search for articles as well as to browse, which you can do below. The Tricki also has pages that contain lists of links to articles, organised in various ways. The following are two such pages.
If you wish to only include certain tag types, select these below and click on 'Filter'.
echo theme('tag_list', $subcategories, $all, 'Tags'); // dprint_r($child_nodes); ?>