From Adobe:
Lightroom 4.3 RC:
Lightroom 4.3 is now available as a Release Candidate on Adobe Labs. The ‘release candidate’ label indicates that this update is well tested but would benefit from additional community testing before it is distributed automatically to all of our customers. The final release of Lightroom 4.3 may have additional corrections or camera support.
Bugs Corrected in the Lightroom 4.3 Release Candidate
The following bugs that were part the Lightroom 4 releases have been corrected. The team appreciates the very detailed feedback the community has provided on Lightroom 4 and we’re excited to correct a number of issues experienced by our customers. These issues have been FIXED:
Please provide feedback on your experience with the Lightroom 4.3 Release Candidate in our Feedback Portal.
New Camera Support in Lightroom 4.3 Release Candidates
* denotes Full Support. Preliminary support was available in Lightroom 4.2
Release Notes
Photoshop Camera Raw 7.3 RC:
Welcome to the Adobe® Photoshop® Camera Raw 7.3 plug-in release candidate on Adobe Labs. A "release candidate" label indicates that this update is well tested but would benefit from additional community testing before it is distributed automatically to all of our customers. The Camera Raw 7.3 update includes support for many new cameras and lens profiles. A release candidate build of DNG Converter 7.3 is also provided.
The Camera Raw plug-in provides easy access within Adobe Photoshop CS6 to the raw image formats produced by many leading professional and midrange digital cameras. For more information on the Camera Raw plug-in please visit the Camera Raw pages on Adobe.com.
The Camera Raw team would like the community to help verify the quality of the plug-in through normal usage as this will ensure that the plug-in is tested on a diversity of hardware and software configurations not available internally at Adobe. If you do experience an issue with this release candidate please report it within the Camera Raw discussion forum.
New Camera Support
The following new cameras are now supported:
New Lens Profile Support
Fixed Issues
The following issues have been fixed in Camera Raw 7.3 release candidate: