Boomerang TwitterBlog is a free tool you can use to tweet you or all of your followers whenever a new blog article is posted.

You can use it to:

• Send yourself a twitter message whenever your favorite blogs post new articles
• Send all of your followers an automated twitter message whenever you post a message to your blog
• Send yourself a twitter message whenever, say, someone posts something you are looking for on craigslist

The possibilities are endless. We'll tweet you or your followers any time the rss feed you are following posts a new article.

This free version has a limit of 5 TwitterBlogs per twitter account.