Sound Set Scripts 1.0 (by Craig Sylvern)
Sound Set Scripts are a pair of AppleScripts that choose a new Sound Set on startup and turn Sound Sets off.

Sound Set Scripts 1.0 (by Craig Sylvern)
Sound Set Scripts are a pair of AppleScripts that choose a new Sound Set on startup and turn Sound Sets off.

Startup Player 2.1 (by Alessandro Levi Montalcini)
Startup Player is a definitely cool control panel that plays a sound over and over during the startup process, until all other extensions and control panels have loaded and the Finder comes out.

Appearance Randomiser 1.3 (by Ben's Software)
Appearance Randomiser is a freeware Applescript Utility that randomly sets a theme, desktop picture (on up to 3 monitors), startup screen and sound set.

StartupSound.prefPane 1.1b (by Arcana Research)
StartupSound.

Sound for Growl 1.1 (by Karsten Kusche)
Sound for Growl lets you play a sound when you get notified of something by Growl.

sound.input.app 1.0 (by Shaun Procte)
USB sound inputs, such as the iMic, are not seen by the Mac OS until just after boot, which results in the sound input dropping back to a hardware one, i.

Daily Startup X 1.0 (by Sander Tekelenburg)
Daily Startup X is a Mac OS X port of The Dailies.

Superior Startup 1.0 (by Andrew Skinner)
Superior Startup is a small AppleScript which enables you to display user-defined text messages at each startup.

dropAppearance 1.0 (by Ben's Software)
What does dropAppearance do? Drag and drop a file (or a folder of files) on dropAppearance and it changes your Mac's appearance setting to the one associated with that file.

StartupFrills 3.6 (by Ian McCall)
StartupFrills is a utility which livens up the process of switching on your Mac.

LoginHelper 3.1 (by Kewl Beans Software)

You Control 1.4.2 (by You Software)
You Control is a flexible menu utility that allows users to put commonly used items, including files and folders, at your fingertips.

Indigo 2.0 (by Perceptive Automation, LLC.)
Indigo is a home control server that integrates X10 hardware devices.

Tiger Cache Cleaner 3.2.4 (by Northern Softworks)
Panther Cache Cleaner is a utility designed to provide easy access to numerous OS X maintenance and utility options.

DesktopSweeper 1.0 (by Philippe Martin)
DesktopSweeper is a freeware APE Module (the equivalent of Unsanity's Haxies) that provides a hotkey to control whether or not Desktop icons are displayed.