

IBM Rational Application Developer for WebSphere offers a free trial. Click on the Advanced J2EE role as shown. At the bottom right hand corner, click on the Enable/Disable roles icon.

Enter a short directory name as the workspace root folder. When I open the IBM Installation Manager > Modify > RAD, there is no WAS 9 support feature to add. IBM Rational Application Developer for WebSphere pricing starts at 820.00 as a flat rate, per month. Start RAD v6 (Start Menu Programs->IBM Rational->IBM Rational Application Developer V6.0->Rational Application Developer ). You will then be able to add the Servers view to the Eclipse workbench, then right-click Servers > select New > WebSphere Application Server 9. How do I add WebSphere Application Server 9 to Rational Application Developer 9.5 Its not showing up in the existing servers list.
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Once installed and Eclipse has rebooted, menu Help > Install WebSphere Software > scroll to the bottom of the list > select to Install "WebSphere Application Server V9.0 Tools" > Finish button. Unzip the latter to folder "WAS9plugin" (my file was called libertytools-update-site_16.0.0.2.v20160602_2252.zip) and in Eclipse Neon do menu > Install New Software > Add > Local > browse and select folder "WAS9plugin" > OK button > in the Available software dialog check the item that appears called "WebSphere Application Server Liberty Tools for Eclipse 16.0.0.2" > click Finish.
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Instead, download and install Eclipse Neon, then install in it the "WebSphere Developer Tools for Eclipse Neon" from:

As of yet (2016-07), WAS 9.0 is not supported by Rational Application Developer 9.5.
