WildFly BOMs: Jakarta EE 8 with Tools Builder
· This artifact builds a bill of materials (BOM) for Jakarta EE 8 Specification APIs with Deployment and Testing Tools
Download JD-GUI to open JAR file and explore Java source code file (.class .java)
Click menu "File → Open File..." or just drag-and-drop the JAR file in the JD-GUI window wildfly-jakartaee8-with-tools-builder-26.1.3.Final.jar file.
Once you open a JAR file, all the java classes in the JAR file will be displayed.