1)   Audio Recorder Pro 2.05
Audio Recorder Pro is an useful audio recording software that lets you record any sounds from your sound card and save the recording directly into MP3, WAV, OGG files. Provides build-in timer, silence detection and advanced audio record engine.

 2)   Audiocorder 4.7.0
Audiocorder is a sophisticated yet easy to use audio recording program for your Macintosh. Audiocorder makes it easy to record music, as well as make spoken recordings, and transfer recordings to iTunes, to add to playlists, or convert to mp3 format.

 3)   ADC Sound Recorder 3.4
ADC Sound Recorder is freeware that you can use to record from all input lines available with your sound card. Recordings are automatically saved to a local hard drive and you can also export them easily to standard WAV sound file format.