Track Your Followers as Well as Your Own Following Behavior

Tweet Wheel: Find out which of your friends know each other.

Twitter Karma: Find out who is following and unfollowing you. Have a mass follow and unfollow tool.

Twitter Snooze: Have noisy twitter friends? You can snooze them for a certain time so you won’t receive their tweets.

My Tweeple: Evaluate your followers through the number of dings (recommendations) they have from other Twitter users.

Less Friends: Find out who unfollowed you using this tool.

Qwitter: Receive the names of the people who unfollowed you via email.

Does Follow: Tells you if a certain follower is following a person or not.

Twitterless: Receive a direct message when someone unfollows you.

Twitter100: Find out the latest 100 posts of your followers.

Twitterator: Follow a list of people all at once.

Twitter Who: Invite lots of people at one time.

Twitterlex: See your last 30 tweets along with your friends. Use on Mac.

What’s Up? Find out what people are up to.

Tools that can Integrate Twitter to Your Site or Blog

Add Tweets: Make Twitter Update Widgets for site or blog using javascript.

Twitterfeed: Post your blog to Twitter through your RSS feed.

Feed Tweeter: integrate Twitter with Plurk, your blog and delicious.

Twitter Counter: Display your follower count on your site or blog.

Twit This: Add this option so people can easily tweet information from your site or blog.

Twitter Tools: A wordpress plugin that lets you integrate Twitter with your blog. You can send your updates to your blog as well as create tweets directly from your blog.

Twitter for WordPress: displays latest tweets on your blog.

Loudtwitter: Ships your tweets to your blog.

Twitter Sharts: ‘Shart’ your twitter status anywhere within your wordpress blog posts or pages.

Twitt Twoo: plugin that will allow you to update your Twitter status right from your blog’s sidebar.

Twitter Updater: automatically sends a Twitter status update to your Twitter account when you create, publish, or edit your WordPress post.

Twitter WordPress Sidebar Widget: a wordpress widget where you can send your tweets to your blog.

WordTwit: a plugin that utilizes the Twitter API to automatically push a post to your Twitter account when it is first published.

Comment Twitter SMS Notification: plug in to be notified by SMS when a user post a new comment on your blog.

Stammy’s RSS To Twitter: Not too many people have access to a Ruby-enabled server so the author decided to make a simple PHP script to get the job done.

PingTwitter: automatically update your Twitter Account when you publish a new blog post.

Update Twitter with other Social Networking Sites - Post to Sites all at Once

Ping.fm: Update twitter along with other sites like Multiply, Pownce, Plurk, tumblr and others.

Hello.txt: Same as ping.fm but with added services.

Moodblast: A client which you can download. It does the same job as ping.fm.

Integrate Twitter with your Favorite Websites

Twibler: Update Twitter with your current ebay listings.

Twizon: Twitter meets Amazon.

iTwitter: iGoogle gadget that have ping.fm, twitter videos, twitter news, twitter tips, twitter tools and more.

Be Twittered: iGoogle app that automatically updates every 3 minutes.

Twitter Facebook App: Integrate Twitter with Facebook.

Friendfeed Twitter client: Update Twitter through Friendfeed.

Twitku: Twitter + Jaiku.

Buy Later: Receive tweets when an item comes back in stock at Amazon.

Twitter Yedda: integrate Twitter with your Yedda account.

Twitget: gadget for Windows Live. Displays your tweets.

Twitter Planet: Windows Live gadget that features the public timeline on the planet earth.

Twitt: Import links on your tweets to delicious.

Twitter Viddler: Integrate Twitter with your Viddler account.

Drupal on Twitter: This module provides twitter notification for new posts. Each user can use their own twitter account to post updates too, as well as have a custom format string.

Googlereader Twitter Script: Add a Twitter button to your Google Reader.

Twitter King Widget: Widget for Netvibes.

Your Minis: Twitter widget for yourminis website.

Twitter for Groups - Effective for Talking to a Particular Group

Group Tweet: Tweet with only a particular group of people.

Live Twitting: Host Conferences or conduct interviews on twitter and record it in an organized fashion.

Crowd Status: Find out the status of a certain group of people on Twitter.

Twitter Groups: Tag your followers into different groups.

Twitter as an Organizer - Remind Yourself of Certain Activities You Have Scheduled

Timer: Set an alarm for things you have to do.

Retweet Me: A reminder tool that sends a DM on your scheduled activities.

Remember the Milk: Manage tasks on Twitter as well as set notifications for yourself.

Twittercal: Integrate your Google Calendar with Twitter.

My Chores: Track your chores.

Planypus: Make plans and export them to Twitter.

Server Mojo: Monitor your server with Twitter.

Auto-Tools to Schedule Your Tweets

Tweet Later: Schedule tweets, auto-follow and auto-welcome people.

Twittertise: Schedule your tweets. Very useful when you are advertising.

Tweet Ahead: Schedule your tweets on Mac.

Twit Response: Imagine Twitter + Autoresponder. Send tweets automatically.

Find Answers to Your Questions - Yahoo Answers Meet Twitter

Lazy Tweet: Find answers to your questions by posting “@lazyweb” or “@lazytweet”.

Toanswer: Easily get answers to your questions by posting “@toask” and “@toanswer [question ID]“.

At Answer Me: Another great question tool.

Twitter Answers: Another question site with a nice layout so you can easily get answers to your questions.

More Twitter Tools on Page 3