1. 失效链接检查器
Checks your blog for broken links and missing images and notifies you on the dashboard if any are found.
http://w-shadow.com/blog/2007/08/05/broken-link-checker-for-wordpress/
2.NextGEN Gallery
A NextGENeration Photo gallery for the Web 2.0.
http://alexrabe.de/?page_id=80
3.Simple Tags
Extended Tagging for WordPress 2.8 and 2.9 ! Suggested Tags, Mass edit tags, Autocompletion, Tag Cloud Widgets, Related Posts, Related Tags, etc!
http://redmine.beapi.fr/projects/show/simple-tags
4.StatPressCN
shows you real time statistics about your blog, also support for Chinese perfectly
http://heart5.com/?page_id=629
5.WordPress Related Posts
Generate a related posts list via tags of WordPress
http://fairyfish.net/2007/09/12/wordpress-23-related-posts-plugin/
6.WP-PageNavi
Adds a more advanced paging navigation to your WordPress blog
http://wordpress.org/extend/plugins/wp-pagenavi/
7.wp-utf8-excerpt
This plugin generates a better excerpt for multibyte language users (Chinese, for example). Besides, it keeps the html tags in the excerpt. 为使用多字节语言（如中文）的Wordpress用户提供更好的摘要算法，以解决Wordpress默认摘要算法只考虑西方语言的不足。此外，此插件产生的摘要可保留原文中的格式。
http://myfairland.net/wp-utf8-excerpt/
8.Easy Gravatars
This plugin allows you to automatically add Gravatars for commenters to your theme, if your theme does not already support them.