1)   Active Audio Record Component 2.0.2007.1103 Active Audio Record component directly record audio to wav, mp3, wma, ogg, vox, au and aiff format on the fly without temporary files created. Support multiple sound cards and mixer lines Support WMA speech codec and loseless codec 2)   AudioLab VCL 3.1 Delphi/C++ Builder VCL components library for fast audio processing. Allows audio capture, processing and playback with zero lines of program code. The library supports large number of formats and technologies. Free for non-commercial use. 3)   Audio Record Expert 2.0.2007.1006 Record all sound going through the sound card on the fly into MP3, WMA, WAV, OGG, MP4, VOX, AU, AIFF format. Support silence detection (Voice Activity Detection). Split audio automatically while recording based on time or silence detection 4)   AudioLab VC++ 3.1 AudioLab is a set of Visual C++ components for fast audio processing. They allow audio capture, processing and playback with zero lines of program code. The library supports large number of formats and technologies. Free for non-commercial use.