"Absolute Privacy turns your WordPress blog into a fully private site where you control who has access. It's perfect for family blogs, private communities, and personal websites."

"third-party plug-ins"

"YSlow analyzes web pages and tells you why they're slow based on the rules for high performance web sites. YSlow is a Firefox add-on integrated with the popular Firebug web development tool."

It seems Steve updated his wordpress plugin back in Dec. 2006. Slick rearrangement of the WP interface though maybe the original WP look is better for smaller screens?

Collection of plugins for GEdit