You have probably heard something about the new micro blogging platform, Twitter, and how Twitter has taken the online marketing world by storm. The phenomenon has even spawned a new lingo, with your new tweeps (followers) tweeting (making posts) you and discussing the state of the Twitterverse.

While Twitter is pretty easy to use, there’s an overwhelming amount of Twitter tools, plug-ins and applications being developed to support it. How can you determine which ones will best support you in your use of Twitter?

TwitPic :

TwitPic lets you share photos on Twitter with your friends. No signup required, just login using your twitter account. You can also post pictures to TwitPic from your phone, TwitPic API, or through the site itself. It allows you to upload photos and post them with comments as a Tweet. It works with a range of Twitter clients such as Twitterific, Twhirl, MobileTwitter and etc.

Twellow :

Twellow is an online directory of Twitter users that are arranged into various categories. Twellow is a site which takes the geographical information and bio information from your Twitter account and uses it to categorize your profile. One of the great things about Twellow is it allows you to find people with similar interests who you can follow and interact with. Also check TwitDir.

Twitturly :

Twitturly is a service for tracking what URLs people are talking about as they talk about them on Twitter. Similar to Digg, on Twitturly, people “vote” for a URL, the more votes it gets the better it ranks. It searches a Twitter user’s timeline and pulls out posts containing links, filtering out the rest. Many of us share website addresses on Twitter every day, and with Twitturly, tracking popular URLs has never been easier.

Twitter Counter :

TwitterCounter allows you to show how many people are following you on Twitter. Twitter counter help you get more followers just like a FeedBurner counter helps you get more subscribers for your blog. Add a daily updating TwitterCounter to your blog so everybody can see how popular you are.

Twitter Grade :

Twitter Grade measures the reach and authority of a Twitter user. The percentile score is calculated based on number of followers and their power, the pace of updates, completeness of profile, and more. We received a score of 98.2 which mean I scores higher than 98.2 percent of the other user profiles that have been graded. So far, 803,896 Twitter users has been graded and I’m ranked at the 10,892 spot. It’s some how similar to TwitterRank, but much better.

Be-A-Magpie :

Be-A-Magpie is an ad network for Twitter. Which pays twitterers for posting ad tweets (they call it magpie-tweets) in between their regular tweets. Advertisers pay on a cost-per-thousand-impression basis, and the ads are promised to be delivered to relevant audiences based on keywords. That means Be-A-Magpie will analyze the content of your Twitter messages to see if there is a match to particular advertisers. Finally a way for you to start earning from your Twitter account. Also check Twittad and Twittertise.

TwitterMail :

TwitterMail provides you with a simple way to post to Twitter by sending an email to a specific Twittermail email (ie abc123@twittermail.com). Get a Twittermail email address by entering your Twitter username and password. Using TwitterMail you can post status updates to Twitter and receive tweets sent to your username (ie @username) all via email.

Matt (Mattinator) :

Matt (Mattinator), multiple account twitter tweeting. Matt makes it easy to post to multiple twitter accounts without having to log into each one every time. You can use “matt” to post to more than one with a single tweet rather than logging into each one separately. This is what makes “Matt” being superior to Twhirl. You only need to type your tweet once and all your accounts are updated. Also check TwitterFox, GroupTweet and Ping.fm, able to update even more services than Mattinator does.

TweetLater :

TweetLater is a really cool Twitter app that helps you schedule your tweets for a later time just in case you might not be around to tweet something important. Send automated thank you notes to new followers, and automatically follow new followers, if you choose to do so. You may also use Tweet Later to monitor the Twitter stream for any tweets that contain certain keywords of key phrases. They will periodically send you an email with the tweets that contain those keywords. Also check FutureTweets.

ToAnswer :

ToAnswer is a Twitter mashup that will help you get your questions answered quickly; think Yahoo! Answers meets Twitter. It lets you post your questions to the twitter audience. the questions then get indexed and other twitter users who know the answer could answer it. To pose a question to the Twitterverse, post a Twitter update with the following format: “@ToAsk whats ur question?”. Also check Tweet Answers.

TweetBeep – Just like having Google Alerts for Twitter. It enables you to keep track of conversations that mention you, your products or your company via email.

Twuffer – Twitter buffer. It allows Twitter users to compose a líst of future tweets, and schedule their release.

Tweetmeme – Tracks hot topics on Twitter bases on the links people are sharing. Tracks and displays memes in a handy threaded style. It will also show you how many Twitterers exactly are passing the meme.

Twiggit – An automated service that lets your friends on twitter know what articles you digg.

Twitzu – Promote your events on Twitter. Having a meetup, get together or party? Now you can blast it out to your Twitter followers.

BigTweet – New twitter application that allows one to post to Twitter from anywhere on the Web. It is a Bookmarklet that installs easily on all the major browsers. BigTweet allows you to post up to 280 characters.

Twiddeo – Powerful but simple service that let’s you do Twitter updates with Video. Upload from the web, your camera phone and record from your webcam, then share it with Twiddeo.

TweetCube – Allows you to share files on Twitter. Simple as that. Blast out your images, videos, music and more with just a couple of clicks, and your files are automatically posted on Twitter.

Twittonary – Can’t find the Twitter related word you’re looking for? Don’t worry, Twittonary (Twitter Dictionary) provides explanations of various Twitter related words. You can search the entire Twitter Dictionary or by single word using their letter of the alphabet.

Twitabit – A simple way to post your updates when Twitter is down.

MyTweetSpace – Offers Twitter Users a way to brand their Twitter Profile without having any creative know how at all. All it takes is about 5-10 minutes and you can customize how your twitter followers see your profile!

Twitpay – Send payments via Twitter and fund those payments via PayPal. There is no need to sign up, all you need to use Twitpay is a Twitter account and a little Twitter sense.

Twitter Buttons – Free Twitter buttons. Get great looking “follow me” buttons for Twitter, just add your id and get the buttons.

TweetMinster – The place where real life and politics tweet. Follow and Tweet MPs and Ministers to get involved and use the power of Twitter to make your voice heard and conversations more open.

Tweetree – Aggregates all of your twitter info so you can see the various posts that people are replying to in context. You can also see shared images and youtube videos. It puts posts into a tree so you see someone’s original post and the subsequent.

Twithority – Authority-based Twitter search engine. It ranks results by rank (highest ranking users first) and time (most recent first) by the top 10,000 Twitter users. Also check Twitority, also a authority based twitter search.