Create Starter Pages on New Network Sites
Creates a set of pages such as About, Contact and Privacy on every new site, and can set one of them as the static front page.
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.
Hide "Add Existing User" From Site Admins
Removes the "Add Existing User" form on subsite Users > Add New for site admins, so they cannot pull people from other sites on the network.