autolinker
· Utility to automatically link the URLs, email addresses, phone numbers, hashtags, and mentions (Twitter, Instagram) in a given block of text/HTML
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 autolinker-3.16.2.jar file.
Once you open a JAR file, all the java classes in the JAR file will be displayed.