Cocktail gives you access to hidden features of your disks, system, files, network and interface. It is a smooth, powerful and simple to use utility with all major features arranged in five basic categories and a "Pilot" that lets you maintain your system with one click of the button.
Disks
- Enable or disable journaling.
 - Repair disk permissions.
 - Set disk spindown time.
 
System
- Prebind and re-prebind entire system or selected folder.
 - Run cron scripts.
 - Change startup mode and language.
 - Modify sleep settings.
 - Force empty trash.
 - Rebuild Launch Services database.
 - Update whatis and locate databases.
 
Files
- Delete locked or inaccessible items.
 - Delete invisible DS Store files.
 - Clean system, user and Internet caches.
 - View, rotate, print and save logs.
 - Create symbolic links.
 - Recreate Mac OS 9 Desktop alias.
 - Lock or unlock files and folders.
 
Network
- Change speed, duplex and MTU.
 - Optimize network settings for eight most common types of connections or apply the custom optimization.
 - Configure the Mac OS X file server.
 
Interface
- Customize look and features of Finder, Dock and login window.
 - Modify hidden settings of Exposé, Mail, Safari and other applications.
 
Pilot
- Easily optimize your system.
 - Schedule maintenance tasks.
 
What's New
Cocktail adds ability to search and delete corrupted preference files, adds a searchable database of Mac OS system error codes, adds a list of commonly used network ports, improves the clear log files procedure and fixes a number of minor bugs discovered in the previous release.
Previous versions:
 