1. Alex King Twitter Tool – Takes your tweets and posts them to your WordPress blog
2. BiggerTwitter – Allows you to post longer messages, but uses a link in the tweet
3. BigTweet – Add it as a favorite and IE and send a tweet from any webpage. You can send the url or use the in-built url shortening service
4. Blackbird – It is a Twitter client for Blackberry smart phones
5. Blogo – A blog editor which also helps in search in Twitter. It also updates the status whenever you post a new article
6. CheckYesOrNo – Frame Yes/No poll questions and share it with your friends on Twitter to answer the question
7. Cullect – Helps you find and share. It is a collaborative feed reader that can be used for various accounts. You just need to sign in with your credentials say – your blog, Friendfeed or Twitter
8. Feedalizr – A desktop application that allows to share photos/videos, interact with Facebook and Twitter friends and be updated with the status messages of friends
9. FeedTwit – Get your Twitter @replies as text messages and read your RSS feeds as direct messages in your Twitter account.
10. Flotzam – A desktop application to share photos, tweets, Diggs, pokes and feeds
11. Foodfeed – Share your eating habits. Just point your tweets @having and share with other like minders
12. FreeTweets – Collection of good Twitter backgrounds
13. FriendorFollow – Know who you are following and know those folks that are not following you and vice versa
14. FuelFrog – Keep a log of your fuel and mileage. Compare your mileage with others in your area, or with the same car
15. Green Tweets – Uses semantic language analysis to identify tweets pertaining to green and environmental topics from the public Twitterstream
16. gTwitter – Is a Linux client for reading and posting to Twitter.com web service
17. iTweet – iPhone interface for Twitter
18. Jargong – Is a client application for most of the social networking, instant messaging and feeds. You can also update the tweets from this application
19. jTwitter – A mobile tool to enter updates through your mobile phone
20. KipFolio Widget – Twitter widget for KipFolio
21. LoudTwitter – Helps you to transfer your tweets directly to your blog
22. MoniTwitter – Receive updates of website via Twitter
23. PingTwitter – Add new posts of your blog as status update in Twitter
24. PocketTweets – A web-based Twitter client for Apple iPhone
25. Pwytter – Python Twitter client which can support Asian characters
26. Quotably – Nice tool. Follow the Tweets of a particular account in threaded style
27. SayTweet – Dynamic mashup to have your own pic as a badge with your status update
28. Shareaholic – Firefox plugin to share the webpage via Twitter
29. SnapTweet – Share Flickr photos on Twitter too
30. Spaz – A Twitter client for Palm Pre, Windows, Mac and Linux
31. Snitter – A desktop Twitter client built on Adobe AIR
32. StrawPoll – Tool to create polls in 140 characters
33. TeleTwitter – Open source Twitter client for Windows
34. Terraminds – Search tool to search for users and tweets
35. TopNewsTrends – Combines Google trends data with Twitter search
36. TrackThis – Track your UPS, FedEx, DHL, USPS via Twitter or Facebook
37. TreoTwit – Check and update your Twitter right from your Treo
38. Triqqr – A windows tool to submit tweets and to view profiles
39. Twappi – Provides the Twitter mood
40. Tw-autocomplete – Simple add-on for Firefox that adds auto-complete support for @-messages and DMs
41. TweetBar – Use Twitter to Firebox browser
42. TweetBurner – An url shortening service, which also provides the clicks and referrals details
43. TweetCloud – Know what is buzzing around in the twitter world
44. Tweetdeck – Adobe Air desktop application enables you to split the main feed into group specific columns allowing a broader overview of tweets
45. Tweeter – A java desktop client for Twitter
46. Tweetfeed – As name suggests. Helps in customizing the tweets online so that you can track the ones which are important to you
47. Tweetlater – Sends automated DMs to your followers
48. TweetMyPC – to connect your PC remotely to lock or shutdown, using a mobile device or another internet connected PC just by sending a tweet
49. Tweetr – A cross platform tool to submits tweets
50. TweetScan – Search tool. Search as per keyword or user name
51. TweetWhatYouEat – A food diary online and track your weight. (Hey… should help in burning your calories as well)
52. TweetWhatYouSpend – Cash tracking made simple through Twitter. Built cash journal and export to excel or csv
53. Twellow – A directory of Twitter users
54. TwerpScan – Keep an eye on growing list of friends and followers
55. Twessenger – Updates Live Messenger status as per the latest tweet
56. Twhirl – A desktop client connects you to multiple accounts – Twitter,FriendFeed, seismic and Iaconi.ca
57. Twidget – A dashboard widget that allows to update status
58. Twidroid – Twitter client for android mobile phones
59. Twiggit – Is an automated service that lets your friends on Twitter know what articles you Digg
60. Twinja – A desktop Twitter client (AIR) application that provides all the features of Twitter
61. Twinfluence – a simple tool using the Twitter API to to measure the combined influence of twitterers and their followers, with a few social network statistics thrown in as bonus
62. Twinkle – Location-aware network for iPhone and iTouch
63. Twippera – Opera browser plug-in that can update and view tweets
64. Twit4Live – Sets Live Messenger status as latest tweet
65. Twitbar – Post tweets from the GNOME deskbar
66. TwitBin – Firefox browser add-on to send and view tweets
67. TwitBox – Desktop client to view and submit tweets, supports multiple accounts
68. TwitDir – Allows user to search for users by name, location, or username
69. Twitgit – Submit and view tweets using the dashboard
70. Twitkit – A Twitter sidebar for Firefox. It has a 6-section interface, using tabs to separate content
71. Twitpic – Lets you share photos on Twitter
72. Twitr – Claims to be the #1 Twitter directory
73. Twitscoop – Twitter interface to send tweets, find friends, search and follow what is buzzing around in the twitter world. You can also save searches for future reference
74. TwitSeeker – search engine to find Twitter users as per their tweets and not as per their profile
75. Twitter100 – This app creates a collage of all your friends you are following, so that you do not miss tweets of your special friends you are following
76. Twitter For Busy People – Same as Twitter100. But, if you are following too many friends then this is better
77. Twitt(url)y – A tool to track the URLs people are talking about on Twitter
78. Twittelator – Complete iPhone Twitter client
79. TweetAhead – Schedule tweets to be posted ahead of time with a simple dashboard widget
80. Twitter CLI – A windows tool to post tweets using the command line
81. Twitter for Vim – A Linux tool to publish tweets right within Vim
82. Twitter.el – A Linux tool to publish tweets while in Emacs
83. Twitter100 – Use it to view 100 tweets at a time
84. TwitterBar – Post to Twitter from you Firefox address bar
85. TwitterBerry –Twitter for various BlackBerry devices
86. TwitterBuzz – Find out what URLs are being most linked to on Twitter
87. TwitterCard – Create a 125(w) x 125(h) pixel banner ad to put on your blog or website and display the current status
88. Twit.el – A linux tool that allows publishing of tweets in Emacs
89. twitterfeed.com – A tool which uses the latest blog feed as tweet
90. TwitterFox – Firefox extension that can publish and view tweets
91. Twittergrader – Provides you a grade based on the power of your Twitter profile
92. Twitterholic – Shows the top users and accounts on Twitter
93. Twitterless – Notifies you when somebody stops following you and lets you know who it is and the follower history is graphed out over time
94. Twitterlex – Mac OS X dashboard widget that shows the last 30 tweets which refreshes periodically
95. Twitterlicious – Update Twitter status, check replies and direct messages
96. TwitterLinkr – Collects the links posted trough Twitter
97. Twitterlocal – A tool to filter tweets based upon users’ location. It also provides the searches in RSS or XML file
98. Twittermaps – A mashup technology that allows Twitter users find each other using Google maps
99. Twitteroo – A windows tool to update and view the status
100. Twitter.PollDaddy.com – Create Polldaddy polls and post them directly to your Twitter stream
101. TwitterPost – A Mac client that submits tweets, shows your current iTunes track in your feed and more
102. Twitterrific – Mobile and desktop tool to post and view tweets
103. Twittersearch – Search Twitter and tweets using keywords
104. Twitter SPY – Displays the Twitter public timeline
105. TwitterSync for Yahoo – Syncs Twitter status with Yahoo Messenger status
106. Twittertise – Allows you to schedule your tweets in advance and track the clicks on URLs you tweet
107. Twittervision – See where in the world people are submitting tweets from in real-time
108. TwitterYM – Updates the Yahoo Messenger status taking the latest tweet
109. TwitThis – Allows your website/blog visitors easily share a page or post via Twitter
110. TwittyTunes – A FoxyTunes (Firefox extension) add-on that posts what you are currently listening to
111. Twitux – A Twitter client for the GNOME desktop
112. Twitwall – When it’s too long to tweet, but too short to blog, just TwitWall it! TwitWall is the easy-to-use, quick-to-blast-out blog companion for Twitter
113. Twitxr – Share pictures from your mobile phone. Automatically publish them on social networks and photosharing sites
114. Twonvert – Easily converts your tweets into SMS shorthand language and allows you to say more with the 140 characters
115. Twonvo – Threads your tweets
116. Twuzzer – Twitter / GoogleMaps mashup.
117. Useqwitter – e-mails when a twitter stops following you after a certain post
118. What’s Up? – Gadget that allows you to see latest tweets from your friends
119. WildSets –Twitter app for mobile phones