TweetPeep
TweetPeep is a jQuery plugin to allow people to have an area in their page wallpapered with twitter profile images of people who are talking about a common subject or word.
Twitter Charts
It can pick the user's tweets (must be publicly available) and display data in the form of chart.
Twitaholic
Very nifty tool that can track and display basic stats of your twitter @account like: Ranked towards the bottom on twitaholic.com! and Ranked #st in their location on twitaholic! (by followers in 'wo ...
TweetStats
Graph your Twitter Stats includingTweets per hour, Tweets per month, Tweet timeline, Reply statistics, In use by over 100,000 Twitter-folk!
Live jQuery Twitter feed
This JQuery based AJAX script Queries Twitter JSON Search API using http://search.twitter.com/search.json?q=
Juitter
Insert Twitter Live on your website using Javascript/jQuery - The Query Plugin to put Twitter live on your website
Create Twitter Timeline Script
Create your own twitter-like timeline using PHP, MySQL and jQuery.
jQuery Twitter Timeline
Lightweight, live updating Twitter search plugin for jQuery
Twitter Friends & Followers Widget
jQuery plugin that you can embed anywhere to display pictures of your Twitter followers or friends (whom you follow) and their latest tweets if you like.