Magnolia 5.4 reached end of life on November 15, 2018. This branch is no longer supported, see End-of-life policy.
The Tools module installs the Repository Tools app. See the app page about using the app.
<dependency> <groupId>info.magnolia</groupId> <artifactId>magnolia-tools</artifactId> <version>1.7.1</version> </dependency>