CS5
Photoshop CS5 was launched on April 12, 2010. In a video posted on its official Facebook page, the development team revealed the new technologies under development, including three dimensional brushes and warping tools.[12]
A version of Adobe Photoshop CS5 Extended was used for a Prerelease Beta. A large group of selected Photoshop users were invited to beta test in mid-February 2010.
From : http://en.wikipedia.org/wiki/Adobe_Photoshop
