Posts Viewed Recently plugin shows recently viewed posts or pages by a visitor as a responsive sidebar widget or on a page/post using shortcode
List of recently registered users
Let visitors see there recently view post. 讓訪客查看他們最近訪問過的文章
Last.fm for WordPress displays your recently listened tracks in your WordPress blog.
Adds "Most Tweeted Posts" and "Recently Tweeted Posts" widgets to your site.