Twitter Grader lets you see your own twitter grade, being a measure of your connectedness, reputation and effectiveness on twitter. Enter your twitter name to get your grade.

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TwitterGrader

twhirl is a desktop client for social software such as Twitter, friendfeed, identi.ca, or seesmic. Some of twhirl’s features: runs on both Windows (2000/XP/Vista) and Mac OSX connects to multiple Twitter, laconi.ca, Friendfeed and Seesmic accounts displays notifications for new messages shorten long URLs (using digg.com, bit.ly, snurl, twurl or is.gd) cross-post your updates to Jaiku and many other sites like

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twhirl – the social software client