Dominic Johnson

Multisite Usage Scanner helps WordPress network administrators audit plugin usage across all sites in a multisite installation.
It provides a simple admin interface to: 
* List all active plugins per site 
* Identify unused plugins across the network 
* Export usage data for reporting or cleanup
This tool is especially useful for large networks with legacy plugins or unclear usage patterns.

Multisite Usage Scanner

Scan your WordPress multisite network to identify which plugins are actively used across sites. Helps admins safely clean up unused plugins.

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Espresso Diagnostics extracs data on your WordPress installation, installed themes, installed plugins (active and inactive), webserver information, PHP version and DB information. 
You can use the main plugin page (accessed from Tools > WP Diagnostics) to reference this information. 
You can use the download buttons to create an archive containing all information in json or csv formats 
You may also choose to use the “Generate text version top copy and paste” button to copoy and paste
The data extracted is quite sensitive and contains information that may be used to check the vulnerability of your WordPress site. Be wary of you share this data with.

Espresso Diagnostics

Plugin that extracts data on WP installation, installed themes, installed plugins and server info for diagnostic purposes. Export data in csv and json

Multisite Usage Scanner vs Espresso Diagnostics