HDR software maker Unified Color Technologies has announced version 2 of its HDR Express high dynamic range merge and editing software for Windows and Mac. New features include Image Stacking that automatically groups bracketed exposures and a browser with thumbnail previews. Along with improved de-ghosting algorithms, the software also includes single-click presets and a new slideshow feature. Its native .BEF format can be opened in Adobe Photoshop and Apple Aperture via a plug-in for further editing. HDR Express 2 is available for an introductory price of $84.00 or $59 for current Unified Color users.