Learn how a Java JAR file (Java Archive) allows you to package compiled code and other resources in a single file that is easily deployed and executed resources.

This tip presents an easy way to make self-extracting Java Archives (JARs). A self-extracting archive can extract the contained files to user-selected directories on any Java platform. Your users ...

Run the jar tool without arguments to see its usage. You pass it the -M option to create a JAR without a manifest. You won't be able to run the JAR file with java -jar, but you will still be able ...

Discovering multi-release JAR files Many third-party Java frameworks and libraries support several versions of the Java platform.

Here's a quick example of how to use Java's jarsigner to digitially sign JAR files.

I've got a problem that I'm stuck on. How do I programmatically get the executing jar file's absolute path?I'm trying to look for a folder that is relative to the jar file's directory but I'm ...

Oracle says that starting with April 18, 2017, Java (JRE) will treat all JAR files signed with the MD5 algorithm as unsigned, meaning they'll be considered insecure and blocked from running.