Modify WordPress wp-config.php file values using a Simple Form. Additionally, it now support modifying wide System parameters
WPMS Network Global Inserts allow wordpress multisite network admin to insert html in the content accross the network
The Windspeed Converter gives you the possibility to insert a converter via widget or shortcode into your site.
With This Plugin You Can Add Your Advertisement In WordPress Network Blogs
Plugin Commander is a plugin management plugin for multi-site mode, which allows further control on network-activated plugins.