treeflips

Yin Zhongzhen

Moves moderation options to the top of each comment to speed up moderation. You can leave your mouse in one place and keep clicking, manually pruning your comments quicker and (hopefully) save false positives.

Comments Sticky Moderate

Moves moderation options to top of each comment to speed up moderation.

Adnan Haque (a11n)

Time for moderators and blog monitors to take rest. Let the visitor choose what they want to see in the blog. Visitor can flag unsuitable posts. After a number of flags the post status will be changed to anything you want. You can change the post status to Draft, Pending Moderation, Moderated(custom status) or send the post to trash, remove it permanently. You can also set it to do nothing if you plan something else. You can have a notification if the post is flagged number of times you will have set.
You can exclude some categories and mark some users as safe to remove the flag option from there posts.
You can track visitors by IP, Cookies and user id to prevent multiple flags. You can chose who can flag by user roles.
The plugin is css frienfly. You will be able to customize the posts by the number of time they have flagged.
More details on the documentation page after installing the plugin.

Virtual Moderator

This plugin helps to keep community blogs clean. There must be some unwanted posts if blog is open for anyone. It Lets visitors to flag those posts.

Comments Sticky Moderate vs Virtual Moderator