Editores gratuitos de áudio

• Ardour, a multi-track audio recorder (DAW) (Linux, Macintosh)
• Audacity, multi-track audio recorder/editor (Linux, Macintosh, Windows)
• Audiobook Cutter, MP3 audiobook splitter (Windows)
• Ecasound, audio recorder (Linux, Macintosh)
• Freecycle, beat slicer (Linux)
• Jokosher, a multi-track audio editor (Linux)
• Kristal is a digital audio editor, multi-track recorder and sound mixer (Windows)
• LMMS, a powerful musical studio intended as a replacement for Cubase-like software (DAW) (Linux)
• Mp3DirectCut, edit MP3 files without decoding or re-encoding them. (Windows)
• Mp3splt, splits MP3 and Vorbis files without decoding (see mp3splt-gtk and libmp3splt) (Linux, Macintosh, Windows)
• MusE, MIDI sequencer (Linux)
• Rosegarden, MIDI sequencer and multi-track recorder (Linux)
• Snd (software), audio editor (Linux, Macintosh)
• SoX, command-line multi-track audio editor/processor (Linux, Macintosh, Windows, others)
• Sweep, audio editor (Linux)
• Traverso DAW (website), a multi-track audio recorder/editor/mixer (Linux, Mac OS X, Windows)
• WavePad (website), has a free version sound editor (Windows, Mac OS X)

Fonte: Wikipedia