Useful Twitter Plugins for WordPress
Tweet Old Posts randomly picks your older post based on the interval specified by you. The primary use of this plugin is to promote older blog posts by tweeting about them and getting more traffic.
This plugin displays your latest pictures from TwitPic in the sidebar of your blog.
The WP-to-Twitter plugin posts a Twitter status update from your WordPress blog using your selected URL shortening service to provide a link back to your post from Twitter.
Using this plugin, you can integrate TwitterCounter.com badges on your blog that show the number of followers you have on Twitter.
This plugin will add an extra field to your comment form so a user can add their Twitter username.
The WordPress Twitter Feed Plugin lets you simply output any user’s tweets into your WordPress page, template or sidebar. You can customize the username, number of tweets, and style of output.
This twitter plugin can automatically tweet links to your blog posts as they are published. It can display your latest tweet in your sidebar and add a tweetmeme widget after your posts. You can even use it to share a Twitter account among a blog’s authors if you wish.
Provides a Twitter retweet button for your posts that shows all tweets, enables retweeting, and adds tweets as comments.
You can have Twitter friendly TinyURL within your own domain.
Provides several Twitter widgets: show your own tweets, show tweets relevant to post’s tags, show tweets for Twitter lists, show tweets for hash tags and more.
Twitter Fans lets you display your twitter followers in the sidebar as a widget just like Facebook’s fan widget in appearance.
Simple Twitter Connect is a series of plugins that let you add any sort of Twitter functionality you like to a WordPress blog. This lets you have an integrated site without a lot of coding, and still letting you customize it exactly the way you’d like.
This plugin automatically retrieve Twitter Replies and/or Twitter Retweets to your Blog’s Posts using WP built-in comment system.
Easily allows your blog post or page to be retweeted. It offers a live count of how many times your post/page has been retweeted throughout Twitter.
Twittar WordPress plugin main objective is to create a plug-in that uses Twitter to show avatars in comments in WordPress blogs.