Maintain (http://maintain.se/cocktail) has released Cocktail 7.0 Beta 2 (Mavericks Edition).
Cocktail (Mavericks Edition) is a new edition of Cocktail for users running a developer preview of the upcoming OS X Mavericks 10.9. The final version of Cocktail 7.0 (Mavericks Edition) will be released this fall.
Cocktail is a general purpose utility for OS X that lets you clean, repair and optimize your Mac. Cocktail 7.0 Beta 2 (Mavericks Edition) requires a developer preview of OS X Mavericks 10.9 to run. Cocktail (Mountain Lion Edition) for OS X 10.8, Cocktail (Lion Edition) for OS X 10.7 and Cocktail (Snow Leopard Edition) for OS X 10.6 are available for download from Maintain website.
Cocktail costs US$14 for a single user license and is available for purchase from the Maintain website. The license is valid for all current and future versions/editions of the software.