CCleaner - CCleaner cleans, speeds up and frees up space on business endpoints.
LaunchControl - The launchd GUI
BleachBit - When your computer is getting full, BleachBit quickly frees disk space.
MSConfig - Describes how to use the System Configuration utility (MsConfig.exe) to troubleshoot errors that may prevent Windows Vista from starting correctly.
AVG PC TuneUp - Peak performance for your PC. Keeps it going for longer. - More Speed Turbo Mode
Startup Delayer - Startup Delayer gives you the power to optimize your Startup Process by delaying applications from starting up as soon as you log into your computer. By delaying the applications during start up, your computer becomes usable a lot faster.