Service and support is only one aspect of what IBM offers an Independent Software Vendor (ISV).
See the IBM
PartnerWorld for Developers
Web site for support for commercial developers who build solutions using IBM technologies.
Older Java releases and download links
The latest level of IBM SDKs and Runtime Environments
is available here.
J2SE 1.4.1 has been replaced by J2SE 1.4.2, so there will be no further updates. Downloads
will be kept in this table for at least three months.
You can download the Java SDK or Runtime Environment (and User Guides) you want by clicking on the appropriate link
in the following table. It will take you to the IBM download registration page to sign in (if
you are not already logged in) and, from there, to the download pages.