Crazy Egg adds a new dimension to analytics. It includes a heatmap where you can see where users are clicking on the screen, and other visual presentation tools. From $10 for 10 pages (10k pageviews), up to $100 for 100 pages (100k pageviews).
Web action analytics. Tracks events rather than pageviews, so users clicking "Like", etc. All data in real time, detailed analysis, retained >3yrs. Pricing is free up to 25k data points, $150 for 500k, and upwards. Interesting.
Mint is a self hosted web stats package, commercial, about $30 per domain (I think) as at May 2008.
Web Analytics system similar to Google Analytics that supports live "spy" view that shows page views as they happen.
A measurement tool to monitor real user's web performance numbers, similar to lognormal / Google Analytics site speed reports. Free basic plan, premium is $500 a month!
Woopra is a free web analytics tool with a focus on real time analytics. Track visitors live, even talk to them in real time.