Extension Statistics - Contact Checksum UI
This extension is used by 90 CiviCRM installations.
Usage statistics by CiviCRM version
Usage statistics by extension version
Usage statistics by language
Why restrict access to these statistics?
Maintaining the civicrm.org infrastructure costs time and money. Statistics help to make better decisions, but they are not something essential to using CiviCRM. This is a subtle way to nudge you to become a member or to become a partner.