: Install the Java Extension Pack and use the Export JAR option found in the "Java Projects" explorer at the bottom left. 3. Downloading Tools and Fixes
The jar utility is included with the Java Development Kit (JDK). You do not need a separate download if you already have the JDK installed. Download create jar
: A free utility often used when JAR files are incorrectly associated with other programs (like WinRAR or 7-Zip). Running Jarfix once restores the correct Java association. : Install the Java Extension Pack and use