ClickHeat is a self hosted, flat file based heatmap generator that is much like Crazyegg, only not as featureful and it might increase load on your server. Also checkout a gallery of various other AJAXy downloadable scripts from MiniAjax. Many of these already exist as WordPress plugins and others are yearning to be integrated into WordPress.

Subscribe to a translated feed: Rafe Needleman from Webware (of Webware 100 fame, of which WordPress won the publishing category recently) explains how to subscribe to a translated feed using Yahoo pipes and Babelfish. The method is very simple and takes a few minutes. I created a feed for WeblogToolsCollection.com translated into French. Thanks Lifehacker