Netbeans Legacy Versions, Old Versions, Build and Release Archive
Just for the record, as this can be hard go google. If you need old and legacy versions of Netbeans, you can find them through this page:
Besides all releases, it also gets you to all build types including nightly, daily, milestone etc., acting as a way-back machine for Netbeans developers and users.
Posted: 08 August 2010