AudioTools.in - AudioTools.in is software containing a top-class suite of professional-grade audio or acoustic analysis solutions and offers additional modules like smart tools, SPL graphs, and impulse response at any time.

Jasmin SMS Gateway - Jasmin is a very complete open source SMS Gateway with many enterprise-class features such as:

GoAudio.me - GoAudio.me is a professional musical production company containing sound libraries that aids the producers in the creation of commercial tunes for movies or albums.

Ozeki NG SMS Gateway - Ozeki NG SMS Gateway is a powerful, reliable and flexible SMS Gateway application.

PluginTorrent - PluginTorrent is a rich-featured website that deals with virtual studio technology plugins or customized musical libraries that use digital signal processing to simulate traditional recording studio hardware.

Kannel - Open Source WAP and SMS Gateway