How can I add a jar in Eclipse?

If you want to add a jar in Eclipse then you can follow the following steps:-

Right-click on your project in the Project Explorer.

Now select build path and then choose to configure build path.

Then in the libraries tab click on the add External JARs.

Now you can navigate the location of the JAR file, select it, and click on the open button.

Click apply and close to save the made changes.

In the scenario, if you are using a build tool like Maven or Gradle, then you can also include the JAR as a dependency in your particular project configuration file.