What are some alternatives?
When comparing SunVox and us.openlabs.com Stagelight, you can also consider the following products
MilkyTracker - MilkyTracker is an open source, multi-platform music application for creating .MOD and .
LMMS - Make music with a free, cross-platform tool
Renoise - Renoise is a digital audio workstation.
Cakewalk - The next generation of SONAR, the world's finest and most powerful DAW - now FREE.
FL Studio - Image-Line's FL Studio, now on it's 12th version, is a well-known music production suite and the most popular beat processor on the market, due no doubt to its longevity. Read more about FL Studio.
Reaper - Reaper is a focused digital audio workstation (DAW) developed by Cockos. In the creation of the software, the digital audio technology company intended to make audio editing accessible to the masses.