WP_EasyReply is a cool WordPress plugin making it much easier to reply to posts to many commenter’s.
For Full disclosure it was written by DCoda which is My company.
I hope you can give it a try and find it useful.
WP_EasyReply can be found here.

WP_LinkIt is a cool WordPress plugin for making text in you blog into links under the control of your blogroll.
For Full disclosure it was written by DCoda which is My company.
I hope you can give it a try and find it useful.
WP_LinkIt can be found here.
You can see it in operation in this post as all but one link is automatically inserted by WP_LinkIt.