Add a Team Member to Every New Site
Adds a chosen user, such as your support or editorial account, to each newly created site with the role you pick.
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.
Copy Posts to Another Network Site
Adds a "Copy to site" bulk action on the Posts screen that copies the selected posts (title, content, excerpt and featured image URL as a note) as drafts to another site you are an editor on.