In order to know the dependents/dependecies of any JDK module, select the module on the below chart. All dependents will be highlighted with color green & lighter green and all the module dependencies will be highlighted with color red & brown.
Green - normal dependents. Lighter green - transitive dependents. Red - normal dependencies. Brown - transitive dependencies.
Aggregator is a module with module-info.class only. There are 3 aggregator module in Jdk.
java.se
java.se.ee
jdk.jdwp.agent
In order to know about the list of exported packages and service provider interfaces & providers, refer - JDK Module Summary
The above diagram has been generated using D3 JS library and with a reference implementation for Hierarchical Edge Bundling. To know more about the diagram generation, you can check out the reference implementation.