Disable Welcome Emails for New Sites and Users
Stops the "Your new site" and "New user account" welcome emails WordPress multisite sends after activation, for networks that send their own onboarding.
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.
Point "Create a Site" Links to Your Own Signup Page
Replaces the network's default wp-signup.php address in links and redirects with a custom page, such as a pricing or onboarding page, while keeping the real signup form available.