AnalyticsGo SaaS is a tool for Google analytics for managing multiple websites on a single platform.
Demo: https://codecanyon.net/item/analyticsgo-saas-google-analytics-v4-with-multisite/44678503
FluxStore MAX app is the full multi-site Flutter Application that creates iOS and Android mobile apps for your existing websites (WooCommerce, WordPress, or Listing).
Demo: https://codecanyon.net/item/fluxstore-max-the-allinone-and-multisite-ecommerce-flutter-app-for-businesses-of-all-sizes/47697973
Keep your WordPress multisite in sync with cronjobs and this plugin. You can synchronize your post types, even WooCommerce products, to one or more sites inside your multisite network and keep them up to date.
Demo: https://codecanyon.net/item/wordpress-multisite-sync/16666517
Mastermind Multisite RSS Feed Post Generator Plugin for WordPress is a breaking edge RSS feed based post generator autoblogging plugin that uses the SimplePie API to turn an unlimited number of connected WordPress websites.
Demo: https://codecanyon.net/item/mastermind-multisite-rss-feed-post-generator-plugin-for-wordpress/20214579