Automatically adds UTM codes to your CiviMail URLs so you can filter on mailing/campaign/date in your analytics tool.
Releases
Since CiviCRM 5.x, extension releases compatible with CiviCRM 5.0 are compatible with 5.0 and later. An extension release compatible with 5.25, for example, means that it requires CiviCRM 5.25 or later.