IcedTea-Web is an open source implementation of JSR-56, better known as Java Web Start. By downloading or choosing to update products from this page, you agree to the Terms of Use. 

Installation Instructions

Windows

From MSI installer:

1. 1. Double-click on *.msi installer.
   2. Accept terms of End-User License Agreement.
   3. Choose installation folder
      (C:\Program Files\IcedTeaWeb\WebStart\ by default)
   4. Allow the installer to write to disk.

From zip-archive: unzip the archive to a reasonable location on your target system.

Linux

Unzip the archive to a reasonable location on your target system.

Portable

Portable scripts can be run on any supported OS (Windows, Linux, macOS).
To install portable scripts/binaries, unzip the archive to a reasonable location on your target system.

Usage Instructions

To run IcedTea-Web:

1. 1. Go to the <location you’ve installed IcedTeaWeb>/bin folder
   2. Set JAVA_HOME to the Zulu path (8 or 11)
   3. Start application with options required:

Windows/Linux

• • javaws <jnlp-file-url-to execute>.jnlp – executes jnlp file.
  • itweb-settings – allows to view and modify settings for javaws and the browser plugin.
  • policyeditor – allows end-users to quickly and easily view or edit the contents of their applet policy file.

macOS

• • javaws.sh – JNLP file executor.
  • itweb-settings.sh – editor for javaws and the browser plugin settings.
  • policyeditor.sh – editor for applet policy file.