FMOD is a programming library and toolkit for the creation and playback of interactive audio. It supports all leading operating systems and game platforms.
Provides applications running on Pentium-class PCs under MS Windows 9x/NT/2000 with a MIDI-controlled, low-latency, fully programmable wavetable module implemented entirely in software. [Commercial]
An audio system with network support and provides the ability to use stereo, 3D audio, Doppler effects, music playing (MIDI, HMP, MUS), and CD playing and ejecting/changing. [Open source, BSD License]
A sound engine for Windows. It provides powerful sample, streaming, and module playback functions and can be used with and without DirectSound. It distributed in two forms: static (.lib) or dynamic (.dll) libraries.
Provide Win32 static linked codec libraries with source code implementing ITU G.722, G.723.1, G.729a, G.726, and G.728. Also provide audio arithmetic such as AEC, VAD, AGC, VoiceXML. [Commercial]
DRC generates digital room correction FIR filters to be used within HiFi systems in conjunction with real time convolution engines like BruteFIR. [Aladdin Free Public License (AFPL)]