MyCoRe
· MyCoRe is a system for the development of institutional content repositories, publication servers, image collections, archives, or similar repositories.
Applications based on MyCoRe use a common core, which provides the functionality typically required for such applications, for example metadata management, querying, OAI harvesting interface, or an image viewer module.
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 mycore-2023.05.jar file.
Once you open a JAR file, all the java classes in the JAR file will be displayed.