My favorite Twitter sites

Twitter clients

• HootSuite - Web-based and multi-account Twitter management platform
• Twhirl - AIR-based client that can manage multiple accounts
• Tweetdeck - Well-regarded client, which is also AIR-based
• TweetFunnel - Multiple users can funnel tweets into a single account (with approval workflow)
• TwitterFeed - Feed your blog posts (e.g., via RSS) into Twitter automatically

News and Search

• Collecta - #2 Twitter Search site in CNet's rankings
• Hashtags.org - Top-trending hashtags
• Monitter - Real-time, multi-channel Twitter news feed
• Retweetist - Highly re-tweeted news
• Scoopler - #3 Twitter Search site in CNet's rankings
• Twazzup - #1 Twitter Search site in CNet's rankings
• TweetMeme - Hottest links on Twitter (Digg-like)
• TweetScan - Real-time search with email delivery options
• TweetPsych - Gauging sentiment on individual feeds
• Twendz - Hot trends, with sentiment assessments, on Twitter
• Twitlinks - Tech news from Twitter