iLibs allows to manage multiple iTunes libraries comfortably. You can typically create a Jazz library & a Rock library & synchronize your iPod with one of them according to your mood of the day. If there are several iPods but only one computer in the household, iLibs lets you manage each person's libraries without messing up the ones of the others. iLibs features multiple users, multiple libraries and multiple iPods with a dummy-proof interface.

Cool CD Ripper
Cool CD Ripper is an extremely easy-to-use CD ripper for Windows 9X/NT/Me/2000/XP. It rips audio CD tracks and save them into audio formats MP3, WAV, WMA (Windows Media Audio 9), and OGG Vorbis on-the-fly.

Slideshow Movie Producer
This program allows you to create movies and even full-length films in the MPEG1, MPEG2, DivX, xVid formats out of your digital photos. You will be able to choose effects that match your photos best, music, transition duration, slide delays.

AudioCD MP3 Studio Suite
AudioCD MP3 Studio Suite makes it really easy to create your own private audio CD library!

LoopBe30
LoopBe30 is a virtual MIDI device driver for transferring MIDI data between computer programs. Basically LoopBe30 provides up to 30 independent "invisible cables" to connect MIDI outports of applications to any other application's MIDI inport.

Fast MP3 Cutter Joiner
Fast MP3 Cutter Joiner cuts and trims a large MP3 file into multiple smaller pieces. The software joins multiple MP3 files into a single file as well. Fast MP3 Cutter Joiner supports cutting a MP3 file by size, count, duration, and custom selections.