These are all the Java libraries used by the server.
_providers/_::
If you are writing extensions to keycloak, you can put your extensions here. See the link:http://not-implemented-yet[Server Developer Guide] for more information on this.
This directory contains all the html, style sheets, javascript files, and images used to display any UI screen displayed by the server.
Here you can modify an existing theme or create your own. See the link:http://not-implemented-yet[Server Developer Guide] for more information on this.