If you are reading this, it means you tried to download an Eclipse Update Site. This URL is an Eclipse Update Site that can be used to install the JReFrameworker plugin into Eclipse from the "Help" > "Install New Software...." menu in Eclipse's main menu.

To use this site, use the following steps:

1. Click "Help" > "Install New Software...." This wizard will show you the items that are available for installation.
2. Enter this URL as a new Update Site.
3. Select the JReFrameworker plugin from the available installations.
4. Click "Next" and follow instructions on screen.
5. Click "Finish" to install the selected plugins.

For more information about Update Sites, see the official Eclipse documentation.