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audiowaveformSoX
Free

Free and open source under the GPL-3.0-or-later licence.

 Free

Free and open source under GPL-2.0 and LGPL licences.

Windows, Linux, Command line Windows, macOS, Linux, Command line
  • Outputs both waveform data and rendered images
  • Documented data format that pairs with peaks.js
  • Converts between many audio file formats
  • Applies effects and filters during conversion
  • Command line only
  • Does one narrow job, not a general audio editor
  • Command line only, with no graphical interface
  • Infrequent releases
Downloadable app Downloadable app
Open source Open source
License: GPL-3.0-or-later License: GPL-2.0-or-later AND LGPL-2.1-or-later
No account needed No account needed
Works offline Works offline

Checked October 2, 2026

Checked October 1, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.