I'm not sure how this works out....

"NetWeaver was available previously only to companies that bought SAP software, but now any individual who joins the SAP developer network can buy a one-year license including software and services to develop and test applications on NetWeaver."

Here is the catch:

  1. For internal development and evaluation only, not production use
  2. A one year license is $2,300.
Read more at InfoWorld.