Custom Upload Quotas for Individual Sites
Gives chosen sites a bigger (or smaller) upload quota than the network default, without editing each site in Network Admin.
Snippet Library
Multisite snippets for WordPress
Snippets for WordPress Multisite networks: network-wide settings, new site defaults, super admin tools and cross-site tweaks. For network administrators who manage many sites from one install.
Site ID and Path Classes on the Body Tag
Adds classes such as site-3 and site-shop to the body tag on every network site, so one shared stylesheet can target individual sites.