.ComStats lets you chart your usage of Apple's class="box>;MailiChat AIM client, and the open-source Fire instant messaging client. The source code is available. All these applications can keep copies of your communications on your hard drive. ComStats reads these logs and graphs some data using the fantastic open-source JFreeChart graphing utility. Over arbitrary periods of time (days, months, or years), you can chart data such as: the number of emails and chats you have the size of emails and the duration of chats the amount of emoticons you use in your mails and chats the amount of links you send in your mails and chats | 
