The closest relatives of Macromedia Studio 8 are now called Adobe Creative Suite Web Premium.
Adobe Flash Catalyst, Adobe Contribute, Adobe On Location, and Adobe Device Central, previously available in CS5.5, have been dropped from the CS6 line-up.
Adobe Prelude and Adobe Encore are not released as standalone products.
Adobe Encore is available as part of Adobe Premiere Pro.
Adobe In Copy, a word processing application that integrates with Adobe In Design, is also part of the Creative Suite family, but is not included in any CS6 edition.
On MS Windows, Adobe Photoshop CS4 ran natively as a 64-bit application.