Magnolia 5.3 reached end of life on June 30, 2017. This branch is no longer supported, see End-of-life policy.
About Magnolia app provides an overview of relevant installation information.
The About App module is bundled with Magnolia and typically already installed. You can download it from our Nexus repository
About App is a Community Edition module. It is typically already installed. Launch the Configuration app and go to
/modules/about-app to check.