@journtoolbox
Follow the Journalist's Toolbox on Twitter.
Mashable
A great guide to all things social media. A must-bookmark for Twitter users.
Twitter Guide for Skeptics and Newbies
Tailored to journalists, this guide from Columbia University Journalism Dean of Students Sree Sreenivathan gives you everything you need to know.
MuckRack.com
A huge directory of journalists on Twitter. A must-bookmark for journalists.
Search.Twitter.com
Twitter's version of Google.
BreakingTweets
Coverage of breaking news events and Twitter reaction from Craig Kanalley with the Huffington Post.
Hootsuite
Great Twitter management tool. Built-in link compressor, manage multiple accounts, schedule tweets for later, etc.
TweetDeck
Another great Twitter management tool.
Twitterfall
Great for chats, just type in a keyword and follow/participate in the discussion.
Monitter
As the name suggests, you can track three trending topics at once.
TwitterFeed
Feed your blog updates to your Twitter account using an RSS feed. Very cool.
Convotrack
Track an entire conversation surrounding a blog post or Web page. Just enter the URL.
WeFollow
A Yellow Pages for Twitter.
FriendorFollow
Who are you following that's not following you back? Track it with this tool.
Twitterless
Tells you who has stopped following you.
TwitPic.com
Makes it easy to move mobile phone or desktop photos to Twitter.
Twitalyzer
Analytics for your social media. Graphics, other stats on how influential you are as a tweeter.
Klout .com
Another Twitter analytics site.
Twittergrader
Evaluates how influential you are on Twitter.
Socialoomph
Twitter management tool that allows you to schedule tweets. Free and professional versions.
Klout.com
Twitter analytics page. Track how influential your tweets are.
TwitterCounter
Track Twitter statistics.
Trendistic.com
Tracks Twitter trends.
TwitScoop
See what's trending on Twitter.
TweetBeep
Set up alerts to track certain keywords on Twitter.
Twittercal
Sync your Twitter account with your Google Calendar.
Twtvite
A Twitter invitation tool that helps you schedule tweet-ups.
Wordpress: Twitter Tools Plug-in
Mashable: 10 Twitter Tools to Organize Your Tweeps
OneForty
Lists the best Twitter tools by category: desktop, mobile, media sharing, analytics, etc.
OneForty: News Twitter Tools
A must-bookmark list of key Twitter tools for news journalists.
Tweetmeme
Digg for Twitter. Very cool tool.
Twitscoop
Operates somewhat like Hootsuite. Available for iPhone and iPod Touch.
BackType
Much like ConvoTrack and BackTweets, enter a Web site's address and measure it's social media impact.
Government Computer News: Who Tweets in Government?
Twackle
Aggregates tweets about sports leagues, teams, athletes, events, etc.
Sportsin140.com
Tracks official athlete, coach and league Twitter accounts.
Coyle Media: Sports Fan Graph
Ranks pro and college teams and leagues by their Facebook and Twitter followers.
TweetMeNews
Create your own custom Twitter feed, similar to an RSS. Great tool.
Eight Great Twitter Directories
22 Sites for Twitter Backgrounds
Twitter Basics Powerpoint
A Powerpoint on Twitter fundamentals. Nice links and examples from Kathy Schrock.
MicroPlaza
Find information filtered by the people you follow.
TwitHorus
Aggregates and displays real-time tweet updates of tech companies by category.
GeoMeMe
Measure and share real-time local twitter trends.
iNewz
International news aggregator for the iPhone and iPod touch. Find it in the iTunes app store.
Smashing Magazine: 99 Essential Twitter Tools and Applications
Everything You Ever Wanted to Know About Twitter
A great list of resources from Charles Curle Design.
Sociable Blog: 100 Twitter Tools
OpenJason: 100 Top Twitter Tools
27 Twitter Tools to Find and Manage Followers
SPJ: Twenty Journalists to Follow on Twitter
Eight Tools to Filter Your Twitter Stream and News
RTDNA: Social Media Guidelines
Radio TV Digital News Association established guidelines for using Twitter and Facebook.
URL Shorteners
bit.ly
One of the more popular link compressors.
TinyURL
A popular link compressor that allows you to customize your compressed links.
Doiop.com
Choose a keyword to shorten your link to.
tr.im
Use cautiously, this site shut down for a short period in August 2009
Backgrounds
TwitterBackgrounds.com
Liven up your page with different designs and colors for your page. Easy-to-use. Many designs are free but some cost a small fee.
TwitRounds Free Twitter backgrounds
Twilk
Use your followers' icons to make your background.
Mobile Applications
For iPhone: Tweetie 2, Hootsuite or Simply Tweet in the iTunes store.
For BlackBerry: TwitterBerry.
