Quarkus Mailpit - Parent
· Mailpit is an email testing tool that acts as both an SMTP server, and provides a web interface to view all captured emails.
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 quarkus-mailpit-parent-0.0.1.jar file.
Once you open a JAR file, all the java classes in the JAR file will be displayed.