How to Open a JNLP File. Oracle's Java plug-in supports Java Network Launch Protocol files, which point to Java applets or applications. With Java installed, you can click a link to a JNLP file on ...

How to Configure Chrome to Open JNLP Files. Java Network Launching Protocol, or JNLP files, are used for launching Java programs and Web applets over the Internet or company intranet.