Bosca Ceoil - A free, easy to use tool for creating music.
KaraFun - KaraFun is the best online karaoke. Over 35,000 karaoke songs, with studio quality, at home or on the go. Regular updates. Free demo!
Jeskola Buzz - Jeskola Buzz is an all in one digital audio workstation that allows you to edit music with the perfect blending by using modern tools and technology.
Yokee - Karaoke to YouTube videos
Zynewave Podium - Podium is a modern digital audio workstation (DAW) for Windows.
Sing! Karaoke by Smule - Karaoke with your favorite celebrity singers