AudioMass ~ Opensource Web Audio Editor


AudioMass lets you record, or use your existing audio tracks, and modify them by trimming, cutting, pasting or applying a plethora of effects, from compression and paragraphic equalizers to reverb, delay and distortion effects. AudioMass also supports more than 20 hotkeys combinations and a dynamic responsive interface to ensure ease of use and that your productivity remains high. it is written solely in plain old-school javascript, weights approximately 65kb and has no backend or framework dependencies.

  • Loading Audio, navigating the waveform, zoom and pan
  • Visualization of frequency levels
  • Peak and distortion signaling
  • Cutting/Pasting/Trimming parts of the audio
  • Inverting and Reversing Audio
  • Exporting to mp3
  • Modifying volume levels
  • Fade In/Out
  • Compressor
  • Normalization
  • Reverb
  • Delay
  • Distortion
  • Pitch Shift
  • Keeps track of states so you can undo mistakes
  • Offline support!

audiomass.co