Audio

Audacity

Software for recording and editing sounds.

foobar2000

Highly customisable advanced audio player for Windows.

Dark Wave Studio

DarkWave Studio is a free, open source, Digital Audio Workstation for Windows. Featuring a modular Virtual Studio, Pattern Editor, Sequence Editor and Multitrack Hard Disk Recorder.

Cakewalk

is a free Digital Audio Workstation for Windows. A complete music production package.

FLAC

FLAC stands for Free Lossless Audio Codec, an audio format similar to MP3, but lossless, meaning that audio is compressed in FLAC without any loss in quality.

Exact Audio Copy

is a so called audio grabber for audio CDs