Only Top-Level Items on Hierarchical Post Type Archives
Lists only parent items on the archive of hierarchical post types, such as services with sub-services, so child items do not crowd the overview.
Snippet Library
Archives snippets for WordPress
Snippets for category, tag, author and date archives: change titles and descriptions, the number of posts per page, ordering and which post types appear. For sites that rely on well-organized archive pages for readers and search engines.