Twitter Tools – Built by one of the most well known WordPress plugin developers, Alex King, the Twitter Tools WordPress plugin is a default plugin for most WordPress users. Once activated in WordPress, the Twitter Tools allows you to automatically publish new article postings to your Twitter account and view your recent tweets from the comfort of your WordPress sidebar.
TweetSuite – TweeSuite offers a host of Twitter features for your WordPress blog. Customize what tools you need for your blogging and twittering needs, including what is displayed on your blog’s Twitter widget an the level of interaction readers have with your blog articles when it comes to their own Twitter options.
TweetThis – TweetThis is a handy way of incorporating Twitter into your WordPress blog. The TweetThis plugin adds a button for enticing readers to tweet your blog articles, which appears on every post. TweeThis automatically shortens URLs, making it easier for your readers to tweet and add their own commentary in the 140-character microblog update. Set up scheduled auto-tweets for your blog content as well.
TweetMeme – TweetMeme works directly from your WordPress backend for easy access and well integrated features. Including a widget for encouraging readers to retweet your blog content, TweetMeme also includes stats so you can see how well your blog is performing on Twitter.
TweetTweet – TweetTweet does more than offer retweet options for your blog content. Archiving your blog-related tweets and the tweets that arise as conversation around your blog tweets, Tweet Tweet gives context to the social activity of your blog.