CAS Maestro allows you to configure your centralized authentication service, CAS, for an integrated log in with WordPress. LDAP is optional.
Automatically replicate any plugin setting network-wide: apply sitewide settings. Spread your settings or options on all your multisite blogs. Options
Add-on to WPML and to WPMU Sitewide tags plugins. Will propagate WPML language properties to the Network wide aggregation blog.
Tweaks URLs to keep and propagate a http get query parameter in all links site-wide ( like ?tpl=1 ).