LaunchControl - The launchd GUI
Autoruns - See what programs are configured to startup automatically when your system boots and you login.
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.
SlimCleaner - SlimCleaner is a software package for cleaning and maintaining your PC or mobile device. It covers your entire system and can make your computer run more efficiently. Read more about SlimCleaner.
Autorun Organizer - Free startup manager with delay option.
FCorp KickStart - Windows Startup and Services Manager