These are some of the WordPress plugins that were developped by nostromo.nl.
Auto Hide Admin Bar
This plugin adds an autohide feature to the WordPress Admin Bar that was introduced in WordPress 3.1. More info and download.
Search Engines Blocked in Header
This plugin moves the 'Search Engines Blocked' notification back to the header in the Admin area. More info and download.
Multisite Site SSL Indicator
WordPress plugin which adds an indicator to the Network -> Sites screen to indicate if a site in a multisite subdomain network is SSL/HTTPS enabled.
This plugin will only activate in a subdomain setup. More info and download.