[Nov 6, 2007 Update: A newer version for Apps 12.0.3 has just been released. See this article for details]
A new update has just been released for Oracle JDeveloper 10g with OA Extension for E-Business Suite Release 12 environments. The latest release of JDeveloper and the Oracle Applications Extension allows developers to build OA Framework-based applications for Apps 12.0.2 and ATG RUP 2.

The latest update is released as:
- 10g JDev with OA Extension ARU for R12 RUP2 (Patch 6197418)
- E-Business Suite Release 12
- Apps Technology 12.0.2 Update (R12.ATG_FP.A.DELTA.2, Patch 5917344)
A plethora of information on personalizing and extending OA Framework-based applications for E-Business Suite Release 12 can be found in this documentation roadmap:
- Oracle Application Framework Documentation Resources, Release 12 (Metalink Note 391554.1)
- Using Forms & Reports 10g Builders with Release 12
- Personalizing and Extending Release 12
- Four Critical Changes for Customizations in Release 12