LaunchControl is a fully-featured launchd GUI allowing you to create, manage and debug system- and user services on your Mac.
Mz StartUp Manager - Mz StartUp Manager
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.
MSConfig - Describes how to use the System Configuration utility (MsConfig.exe) to troubleshoot errors that may prevent Windows Vista from starting correctly.
Autoruns - See what programs are configured to startup automatically when your system boots and you login.
Chameleon Startup Manager - Chameleon Startup Manager is a startup control panel with startup inspector. The program also offers full support for the Windows Vista x64 and Windows 7
Lingon - [The Lingon open-source project on SourceForge.net (...